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Sprockets-80B Series (SP80B21-S-20)
- Volume Discount
In addition to the shaft hole machined type, we also offer shaft hole rough machined products (S specification) that allow for free additional machining.
Part Number
Configured Part Number is shown.
SP80B21-S-20
[ ! ]Offset between tooth tip and keyway is ±0.5mm.
| Type | [ M ]Material |
| SP80B | S45C Equivalent (Spurs are Induction Hardened) |
(Only for shaft bore specifications Ⓝ)
Specifications
| Part Number | − | Shaft Bore Specs. | − | Shaft Bore Dia. |
| SP80B16 | − | N | − | 10 |
■Compatible Chain Selection Method >> P.1578
Technical Data of Mechanical Transmission Chain >> P.2243
| Part Number | Shaft Bore Specs. | Shaft Bore Specs.(D) | Dp | Do | H | GD | L | ℓ | X | Z | Mass (g) | |||||||||||||||||||||
| Type | Number of Teeth | S Specification | N Specification(H7) | |||||||||||||||||||||||||||||
| Nominal | Hub Type | |||||||||||||||||||||||||||||||
| SP | 80 | B | 9 | S N | 14 | 25 | 28 | 30 | 32 | 74.27 | 85 | 58 | 44 | 40 | 7 | 14.6 | 10.4 | 870 | ||||||||||||||
| 10 | 15 | 25 | 28 | 30 | 32 | 82.19 | 93 | 52 | − | 12 | − | 1020 | ||||||||||||||||||||
| 11 | 15 | 25 | 28 | 30 | 32 | 35 | 38 | 90.16 | 102 | 60 | 1250 | |||||||||||||||||||||
| 12 | 15 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 98.14 | 110 | 67 | 1600 | |||||||||||||||||||
| 13 | 16 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 106.14 | 118 | 77 | 1900 | |||||||||||||||||
| 14 | 16 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 114.15 | 127 | 2150 | ||||||||||||||||||
| 15 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 122.17 | 135 | 93 | 2300 | |||||||||||||||||
| 16 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 130.2 | 143 | 2500 | ||||||||||||||||||
| 17 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 138.23 | 151 | 2950 | ||||||||||||||||||
| 18 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 146.27 | 159 | 3150 | ||||||||||||||||||
| 19 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 154.32 | 167 | 3400 | ||||||||||||||||||
| 20 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 162.37 | 176 | 3600 | ||||||||||||||||||
| 21 | 20 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 42 | 45 | 50 | 170.42 | 184 | 3850 | ||||||||||||||||||
■Shaft Bore Machining Dimension Table
| Shaft Bore Dia. D | Keyway b2 x t2 | Set Screw M |
| 10 | 3x1.4 | 4 |
| 10K, 12 | 4x1.8 | 5 |
| 14~17 | 5x2.3 | 6 |
| 18~22 | 6x2.8 | 6 |
| 24~30 | 8x3.3 | 8 |
| 32~38 | 10x3.3 | 8 |
| 40, 42 | 12x3.3 | 8 |
| 45, 50 | 14x3.8 | 10 |
[ ! ]Shaft Bore Sizes are different for the following products.
| Combination | Set Screw M |
| Nominal35, Number of Teeth17, Shaft Dia.25 | 6 |
| Nominal40, Number of Teeth14, Shaft Dia.25 | 6 |
| Nominal40, Number of Teeth15, Shaft Dia.30 | 6 |
| Nominal50, Number of Teeth11~13, Shaft Dia.24 or more | 6 |
Part Number
CAD Data download and 3D preview are not available because the part number has not yet been determined.
- *In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
- Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.
| Part Number |
|---|
| SP80B21-S-20 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | RoHS | Sprocket Shape | Nominal | Number of Teeth (T) | Shaft Bore Dia. D (or d) (mm) | Number of Strands | Material | Chain Type | Type | Shaft Type | Surface Treatment | Bore Specification |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 118.26 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 21 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) |
Loading...
Please check the type/dimensions/specifications of the part SP80B21-S-20 in the Sprockets-80B Series series.
Specification/Dimensions
-
Shaft Bore Dia. D (or d)(mm)
-
type
- SP80B
-
Sprocket Shape
-
Shape B
-
-
Nominal
-
Number of Teeth(T)
-
Number of Strands
- 1
- 1
-
Material
- Steel
- Steel
-
Chain Type
- RS
-
Type
- Pilot Bore Type
- Shaft Bore Machined Type
-
Shaft Type
- Standard Pilot Bore
- Shaft Bore Machining Configurable
-
Surface Treatment
- Not Provided
-
Bore Specification
- N (New JIS Key + Tap)
- S (Pilot Bore)
-
CAD
- 2D
- 3D
Days to Ship
-
- All
- 4 Day(s) or Less
- 6 Day(s) or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Products like this...
| Part Number |
|---|
| SP80B11-S-15 |
| SP80B12-S-15 |
| SP80B13-S-16 |
| SP80B14-S-16 |
| SP80B15-S-20 |
| SP80B9-S-14 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | RoHS | Sprocket Shape | Nominal | Number of Teeth (T) | Shaft Bore Dia. D (or d) (mm) | Number of Strands | Material | Chain Type | Type | Shaft Type | Surface Treatment | Bore Specification |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 63.26 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 11 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) | |
MYR 63.26 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 12 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) | |
MYR 73.71 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 13 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) | |
MYR 75.37 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 14 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) | |
MYR 172.91 | 1 Piece(s) | Available | 4 Day(s) or more | - | Shape B | 80 | 15 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) | |
MYR 63.26 | 1 Piece(s) | Available | 4 Day(s) or more | 10 | Shape B | 80 | 9 | - | [1] Single Strand | [Steel] S45C (Induction Hardened Teeth Tip) | RS | Pilot Bore Type | Standard Pilot Bore | Not Provided | S (Pilot Bore) |
Additional Products in this Category
- Sprockets-25B Series
- Sprockets Nominal No.10B
- FBN2040B finished bore double-pitch sprocket for S roller
- FBN2042B finished bore double-pitch sprocket for R roller
- Stainless steel sprocket type 50A
- Standard Sprocket, 140A Form
- Standard 2080 Double Pitch Sprocket, S Roller B Type, Semi F Series, Shaft Holes Already Established (New JIS Key)
- SW (Double-Single) Sprocket
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