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Martin 40BS21 5/8 Type B finished bore roller chain sprocket for #40 chain, 1/2" pitch, 21 teeth, 5/8" bore with keyway and two setscrews. Steel construction with hub on one side. Outside diameter 3.617".
MODEL 40BS21 5/8
Contact supplier for technical support on: 323-728-8117
$47.31 Each
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Returnable: See conditions
Bore
5/8"
Material
Steel
Number Of Teeth
21
Outside Dia
3.617"
Pitch
0.500 in.
Teeth
21
| Material | Steel | Hub Outside Diameter | 2.750 in. |
|---|---|---|---|
| Chain Number | 40 | Length thru Bore | 1.000 in. |
| Chain Pitch | 0.500 in. | Hub Recessed For Chain | No |
| Number of Chain Rows | 1 | Construction Detail | Solid |
| Number of Teeth | 21 | Bore Type | Bored To Size |
| Outside Diameter | 3.617 in. | Finished Bore Size | 0.625 in. |
| Pitch Diameter | 3.355 in. | Key Way Size | 3/16x3/32 in. |
| Single Strand Tooth Thickness | 0.284 in. | Set Screw Size | 1/4-20X1/4 in. |
| Hardened Teeth | No | Set Screw Location | (2) Set Screws (1) Over Kw And (1) At 90 |
| Hub Configuration | B | ||
| Storage Dimension Length | 4.313 in. | Weight | 1.55 lbs. |
| Storage Dimension Width | 4.313 in. | Individually Packaged | Yes |
| Storage Dimension Height | 1.060 in. |
#261211
Brand
Martin Sprocket
Model
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#261214
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#2265612
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HKK Chain
Model
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#261212
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#261448
Brand
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Model
40BS21 5/8
| Brand | Century |
| Model | B385 |
Item must be unused.
Item must be in it's original package.
Restocking, shipping and handling fees may apply to any return with this manufacturer.
For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/