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Martin 180B21 Type B plain bore roller chain sprocket for #180 chain with 2-1/4" pitch, 21 teeth, and 16.278" outside diameter. Steel construction with hub on one side for re-boring applications. Minimum plain bore allows custom machining to required shaft size.
MODEL 180B21
Contact supplier for technical support on: 323-728-8117
$1,035.28 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
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Typically Ships in: 1 day
Returnable: See conditions
Material
Steel
Number Of Teeth
21
Outside Dia
16.278"
Pitch
2.250 in.
| Material | Steel | Hub Configuration | B |
|---|---|---|---|
| Chain Number | 180 | Hub Outside Diameter | 7.500 in. |
| Chain Pitch | 2.250 in. | Length thru Bore | 3.375 in. |
| Number of Chain Rows | 1 | Hub Recessed For Chain | No |
| Number of Teeth | 21 | Construction Detail | Welded |
| Outside Diameter | 16.278 in. | Bore Type | Stock Bore |
| Pitch Diameter | 15.096 in. | Min Bore Size | 1.500 in. |
| Single Strand Tooth Thickness | 1.301 in. | Max Bore Size | 5.375 in. |
| Hardened Teeth | No |
| Storage Dimension Length | 16.280 in. | Weight | 85.29 lbs. |
|---|---|---|---|
| Storage Dimension Width | 16.280 in. | Individually Packaged | No |
| Storage Dimension Height | 3.375 in. |
SKU: 250096
Durable and high quality
I bought a second one to keep as a spare, but the first one still hasn’t shown any signs of wear. Seems like a quality part.
Read moreSKU: 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 moreSKU: 250135
Has the parts
Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.
Read more
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Model
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#259806
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Martin Sprocket
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#259807
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180A13
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SKU: 250096
Durable and high quality
I bought a second one to keep as a spare, but the first one still hasn’t shown any signs of wear. Seems like a quality part.
Read moreSKU: 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 moreSKU: 250135
Has the parts
Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.
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/