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Slit Type Coupling (SRB Series) (SRB-19C-4X8K4)

SUNGIL

[Features]
・Zero backlash
・Eccentricity, declination, complete end-play absorption (spring of Radical Beam Sit)
・High rigidity aluminum alloy (AL 7075-T6)
・High torsional stiffness and allowable torque
・Low moment of inertia, stability at high rotational speed
・ Static reversal is the same
・Oil resistance, chemical resistance
•Related keywords: Sungil Machinery, Standard Coupling, Coupling / Shaft Joint

Part Number

Configured Part Number is shown.

SRB-19C-4X8K4

: 30; 45; 60

Part Number
SRB-19C-4X8K4

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Max. Rotational Speed Range (r/min)	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	Max. Rotational Speed (r/min)	Buffer Material	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	With or without Keyway	d1 Keyway symbol	d1keyway width b1 (mm)	d1Keyway height t1 (mm)	d2 Keyway symbol	d2 keyway width b2 (mm)	d2 keyway height t2 (mm)
	MYR 96.98	1 Piece(s)		11 Day(s) or more	10	4	8	19.1	23	0.05~1.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	4001~10000	0.6	0.15	20000	-	±0.3	6.4X10^-7	One Side Key Seat	-	-	-	K4	4	1.8

Basic Information

Type	Slit type	Application	Stepping Motor	Body Material	Aluminum
Allowable Angular Misalignment(deg)	2.5	Allowable Lateral Misalignment Range(mm)	0.02~0.2	Operating Temperature Range(°C)	-50::200

Please check the type/dimensions/specifications of the part SRB-19C-4X8K4 in the Slit Type Coupling (SRB Series) series.

Configure

1 Part Numbers

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Configure Remaining Specifications

Completed

Specification/Dimensions

Features
High torsional rigidity

High Torque

Backlash 0

Low Inertia Moment

Small

Heat Resistant
Clear
Buffer Material
- Polyacetal
Clear
d1 Keyway symbol
K2

K3

K4

K5
Clear
d1keyway width b1(mm)
2

3

4

5
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3
Clear
type
- SRB-12C
- SRB-22C
- SRB-26C
- SRB-C
Clear
Shaft Hole Dia.(Already processed) d1(Ø)
3

4

5

6

6.35

8

9.525

10

11

12
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

5

6

6.35

8

9.525

10

11

12
Clear
Outer Diameter D(Ø)
12.7

16

19.1

22.2

26.2
Clear
Full length L(mm)
19

21.5

23

26.5

31.5
Clear
Rated torque range(N•m)
0.05~1.00

1.01~3.00
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Rated Torque(N•m)
0.2

0.4

0.6

1

2
Clear
Allowable Lateral Misalignment(mm)
0.1

0.15

0.2
Clear
Max. Rotational Speed(r/min)
17000

18000

20000

27000

35000
Clear
With or without Keyway
- Both key grooves
- Key Seat Exist
- One Side Key Seat
Clear
d2 Keyway symbol
K2

K3

K4

K5
Clear
d2 keyway width b2(mm)
2

3

4

5
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 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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SRB-19C-5K2X5
SRB-19C-5K2X5K2
SRB-19C-5K2X6

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Max. Rotational Speed Range (r/min)	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	Max. Rotational Speed (r/min)	Buffer Material	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	With or without Keyway	d1 Keyway symbol	d1keyway width b1 (mm)	d1Keyway height t1 (mm)	d2 Keyway symbol	d2 keyway width b2 (mm)	d2 keyway height t2 (mm)
MYR 90.01	1 Piece(s)	11 Day(s) or more	10	3	5	12.7	19	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	10001~78000	0.2	0.1	35000	-	±0.3	1.05X10^-7	One Side Key Seat	-	-	-	K2	2	1
MYR 77.03	1 Piece(s)	7 Day(s) or more	10	4	4	12.7	19	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	10001~78000	0.2	0.1	35000	-	±0.3	1.05X10^-7	Key Seat Exist	-	-	-	-	-	-
MYR 77.03	1 Piece(s)	9 Day(s) or more	10	4	5	12.7	19	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	10001~78000	0.2	0.1	35000	-	±0.3	1.05X10^-7	Key Seat Exist	-	-	-	-	-	-
MYR 96.98	1 Piece(s)	11 Day(s) or more	10	5	5	19.1	23	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	4001~10000	0.6	0.15	20000	-	±0.3	6.4X10^-7	One Side Key Seat	K2	2	1	-	-	-
MYR 109.96	1 Piece(s)	11 Day(s) or more	10	5	5	19.1	23	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	4001~10000	0.6	0.15	20000	-	±0.3	6.4X10^-7	Both key grooves	K2	2	1	K2	2	1
MYR 96.98	1 Piece(s)	11 Day(s) or more	10	5	6	19.1	23	0.05~1.00	High Torque / High torsional rigidity / Low Inertia Moment / Backlash 0 / Small / Heat Resistant	4001~10000	0.6	0.15	20000	-	±0.3	6.4X10^-7	One Side Key Seat	K2	2	1	-	-	-

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Slit Type Coupling (SRB Series) (SRB-19C-4X8K4)

Basic Information

Configure

Specification/Dimensions

Features

Buffer Material

d1 Keyway symbol

d1keyway width b1(mm)

d1Keyway height t1(mm)

type

Shaft Hole Dia.(Already processed) d1(Ø)

Shaft Hole Dia.(Already processed) d2(Ø)

Outer Diameter D(Ø)

Full length L(mm)

Rated torque range(N•m)

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

With or without Keyway

d2 Keyway symbol

d2 keyway width b2(mm)

d2 keyway height t2(mm)

CAD