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Discontinued Products

Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 24/11/2024 to 7:00 (MYT) 25/11/2024. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.　
Please note that E-Invoice will be sent to our customers by email. For more information, please read News.

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Bowman Flexible MM (Part Numbers)

MIKI PULLEY

· MM Models - Metal Coil Spring Couplings BAUMANNFLEX.
· MM Models is a standard coupling type.
· Pilot bore/added work ranges: φ3 ～ 35 mm.
· Hub material: steel SUM24L and stainless steel SUS303.
· Metal coil spring material: Piano wire and stainless steel.
· Hexagon head set screw material: Alloy steel for machine structural use Surface finishing: Black coating.
· MM Models Allowable Angular misalignment 3 degree.
· Application: Vacuum equipment, medical equipment, printing machine.
· MM Models Max. nominal torque: 220 [N.m].
· MM Models Operating temperature: BAUMANNFLEX: -30 to 100 °C

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

: 30; 60; 90

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Part Number
MM-6K 4-4
MM-6K 4-5
MM-6K 4-6
MM-6K 4-7
MM-6K 4-8
MM-6K 5-6
MM-6K 5-7
MM-6K 5-8
MM-6K 6-6
MM-6K 6-7
MM-6K 6-8
MM-6K 7-7
MM-6K 7-8
MM-6K 8-8
MM-6K-S
MM-8K
MM-8K 4-4
MM-8K 4-5
MM-8K 4-6
MM-8K 4-7
MM-8K 4-8
MM-8K 5-5
MM-8K 5-6
MM-8K 5-7
MM-8K 5-8
MM-8K 6-6
MM-8K 6-7
MM-8K 6-8
MM-8K 7-7
MM-8K 7-8
MM-8K 8-8
MM-8K-S
MM-12K
MM-12K 6-6
MM-12K 6-7
MM-12K 6-8
MM-12K 6-9
MM-12K 6-10
MM-12K 6-11
MM-12K 6-12H
MM-12K 7-7
MM-12K 7-8
MM-12K 7-9
MM-12K 7-10
MM-12K 7-11
MM-12K 7-12H
MM-12K 8-8
MM-12K 8-9
MM-12K 8-10
MM-12K 8-11
MM-12K 8-12H
MM-12K 9-9
MM-12K 9-10
MM-12K 9-11
MM-12K 9-12H
MM-12K 10-10
MM-12K 10-11
MM-12K 10-12H
MM-12K 11-11
MM-12K 11-12H
MM-12K 12H-12H
MM-12K-S
MM-14K
MM-14K 7-7
MM-14K 7-8
MM-14K 7-9
MM-14K 7-10
MM-14K 7-11
MM-14K 7-12H
MM-14K 7-14H
MM-14K 8-8
MM-14K 8-9
MM-14K 8-10
MM-14K 8-11
MM-14K 8-12H
MM-14K 8-14H
MM-14K 9-9
MM-14K 9-10
MM-14K 9-11
MM-14K 9-12H
MM-14K 9-14H
MM-14K 10-11
MM-14K 10-12H
MM-14K 10-14H
MM-14K 11-11
MM-14K 11-12H
MM-14K 11-14H
MM-14K 12H-14H
MM-14K 14H-14H
MM-16K

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Hole diameter d1 (Ø)	Hole diameter d2 (Ø)	O.D. (Ø)	Full Length (mm)	Allowable Torque Range (N•m)	Features	Max. Rotational Speed Range (r/min)	Body Material	Allowable Torque (N•m)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Maximum Rotation Speed (r/min)	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	Shaft Hole Specifications	Shaft hole finished	Keyway Standard
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	4	4	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	4	5	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	4	6	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	4	7	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	4	8	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	5	6	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	5	7	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	5	8	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	6	6	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	6	7	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	24 Day(s) or more	10	6	8	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	7	7	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	7	8	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 383.95	1 Piece(s)	17 Day(s) or more	10	8	8	16	20	1.01~3.00	High torsional rigidity / High Torque	10001~78000	Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 438.02	1 Piece(s)	8 Day(s) or more	10	-	-	17	25	1.01~3.00	High torsional rigidity / High Torque / Shaft hole Unfinished	10001~78000	Stainless Steel	2.5	0.3	0.21~0.40	20000	0~+0.6	7.65×10^-7	-	-	-
MYR 327.04	1 Piece(s)	5 Day(s) or more	10	-	-	21	35	3.01~5.00	High torsional rigidity / High Torque / Shaft hole Unfinished	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	-	-	-
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	4	4	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	4	5	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	4	6	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	4	7	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	4	8	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	5	5	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	5	6	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	5	7	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	5	8	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	6	6	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	6	7	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	6	8	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	7	7	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	7	8	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 485.31	1 Piece(s)	17 Day(s) or more	10	8	8	21	35	3.01~5.00	High torsional rigidity / High Torque	10001~78000	Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 615.67	1 Piece(s)	8 Day(s) or more	10	-	-	21	35	3.01~5.00	High torsional rigidity / High Torque / Shaft hole Unfinished	10001~78000	Stainless Steel	5	0.3	0.21~0.40	15000	0~+0.8	4.08×10^-6	-	-	-
MYR 393.33	1 Piece(s)	8 Day(s) or more	10	-	-	26	50	5.01~10.00	High torsional rigidity / High Torque / Shaft hole Unfinished	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	-	-	-
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	6	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	7	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	8	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	9	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	5 Day(s) or more	10	6	10	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	6	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	7	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	8	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	9	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	10	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	7	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	8	8	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	8	9	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	8	10	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	8	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	8	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	9	9	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	9	10	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	9	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	9	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	5 Day(s) or more	10	10	10	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	10	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	10	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	11	11	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	11	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 552.74	1 Piece(s)	17 Day(s) or more	10	12	12	26	50	5.01~10.00	High torsional rigidity / High Torque	10001~78000	Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
MYR 722.50	1 Piece(s)	5 Day(s) or more	10	-	-	26	50	5.01~10.00	High torsional rigidity / High Torque / Shaft hole Unfinished	10001~78000	Stainless Steel	10	0.4	0.21~0.40	12000	0~+1.0	1.43×10^-5	-	-	-
MYR 418.12	1 Piece(s)	8 Day(s) or more	10	-	-	30	50	5.01~10.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	-	-	-
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	7	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	8	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	9	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	10	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	11	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	12	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	7	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	8	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	9	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	10	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	11	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	12	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	8	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	9	9	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	9	10	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	9	11	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	9	12	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	9	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	10	11	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	10	12	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	10	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	11	11	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Round hole + tap hole included	d1, d2: old JIS (2-type)
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	11	12	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	11	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + tap hole (d1 keyway not included)	d1: old JIS (2-type) / d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	12	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
MYR 578.81	1 Piece(s)	17 Day(s) or more	10	14	14	30	50	5.01~10.00	High torsional rigidity / High Torque	4001~10000	Steel	10	0.5	0.41~1.0	10000	0~+1.0	2.47×10^-5	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
MYR 510.56	1 Piece(s)	8 Day(s) or more	10	-	-	35	65	10.01~20.00	High torsional rigidity / High Torque / Shaft hole Unfinished	4001~10000	Steel	20	0.6	0.41~1.0	9000	0~+1.2	6.12×10^-5	-	-	-

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Basic Information

Type	Bellows Type	Application	Standard / Servo Motor / Stepping Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Allowable Angular Misalignment(deg)	3	Product Category	Coupling body	Operating Temperature Range(°C)	-30::100

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472 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Hole diameter d1(Ø)
4

5

6

7

8

9

10

11

12

14

15

16

17

18

19

20

22

24

25

28

30

32

35
Clear
Hole diameter d2(Ø)
4

5

6

7

8

9

10

11

12

14

15

16

17

18

19

20

22

24

25

28

30

32

35
Clear
O.D.(Ø)
16

17

21

26

30

35

38

45

48

55

65

75
Clear
Full Length(mm)
20

25

35

50

65

80

100

125

150
Clear
Allowable Torque Range(N•m)
1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00

50.01~100.00

100～Less than 500
Clear
Features
High torsional rigidity

High Torque

Shaft hole Unfinished
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Body Material
- Stainless Steel
- Steel
Clear
Allowable Torque(N•m)
2.5

5

10

20

40

90

150

220
Clear
Allowable Lateral Misalignment(mm)
0.3

0.4

0.5

0.6

0.7

0.9

1

1.1

1.2
Clear
Allowable Lateral Misalignment Range(mm)
0.21~0.40

0.41~1.0

1.1~3.0
Clear
Maximum Rotation Speed(r/min)
4500

5000

6000

7000

8000

9000

10000

12000

15000

20000
Clear
Shaft Hole Specifications
- Shaft hole processed products
Clear
Shaft hole finished
- Keyway + tap hole (d1 keyway not included)
- Keyway + Tap hole
- Round hole + tap hole included
Clear
Keyway Standard
d1, d2: new JIS

d1, d2: old JIS (2-type)

d1: old JIS (2-type) / d2: new JIS
Clear
type
- MM
Clear
CAD
- 2D
Clear

Days to Ship

All

5 Day(s) or Less

6 Day(s) or Less

8 Day(s) or Less

17 Day(s) or Less

24 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Bowman Flexible MM (Part Numbers)

(i)Caution

Basic Information

Configure

Specification/Dimensions

Hole diameter d1(Ø)

Hole diameter d2(Ø)

O.D.(Ø)

Full Length(mm)

Allowable Torque Range(N•m)

Features

Max. Rotational Speed Range(r/min)

Body Material

Allowable Torque(N•m)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(mm)

Maximum Rotation Speed(r/min)

Shaft Hole Specifications

Shaft hole finished

Keyway Standard

type

CAD