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Martin 41BS21 3/4 is a Bored-to-Size (Type B Finished Bore) sprocket for #41 roller chain with 1/2" pitch. It has 21 teeth and a 3/4" finished bore with keyway and two setscrews. The sprocket is made of steel and has an outside diameter of 3.617". This Type B sprocket features a hub on one side for secure mounting.
MODEL 41BS21 3/4
Contact supplier for technical support on: 323-728-8117
$44.24 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Material
Steel
Number Of Teeth
21
Outside Dia
3.617"
Pitch
0.500 in.
| Material | Steel | Hub Outside Diameter | 2.750 in. |
|---|---|---|---|
| Chain Number | 41 | 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 | 0.750 in. |
| Pitch Diameter | 3.355 in. | Key Way Size | 3/16x3/32 in. |
| Single Strand Tooth Thickness | 0.227 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. |
SKU: 265185
Great prices and quality products
Your products are not only affordable, but they are also priced very fairly and competitively & always ship out pretty quickly. You have gained a new regular customer and stolen us from one of our regular distributors without even trying. Thank you for being awesome! Not to mention the free shipping over $100 perk is super appreciated as we not only are saving money per item, but we are also able to buy in bulk without the additional burden of freight/shipping costs. THANK YOU!! :)
Read more
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SKU: 265185
Great prices and quality products
Your products are not only affordable, but they are also priced very fairly and competitively & always ship out pretty quickly. You have gained a new regular customer and stolen us from one of our regular distributors without even trying. Thank you for being awesome! Not to mention the free shipping over $100 perk is super appreciated as we not only are saving money per item, but we are also able to buy in bulk without the additional burden of freight/shipping costs. THANK YOU!! :)
Read moreItem 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/