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Martin 50B20 is a Type B Plain Bore roller chain sprocket for #50 chain (5/8" pitch). Features 20 teeth, a minimum plain bore for custom machining, and a one-sided hub. Made from durable steel for industrial power transmission applications.
MODEL 50B20
Contact supplier for technical support on: 323-728-8117
$49.04 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
20
Outside Dia
4.321"
Pitch
0.625 in.
| Material | Steel | Hub Configuration | B |
|---|---|---|---|
| Chain Number | 50 | Hub Outside Diameter | 3.000 in. |
| Chain Pitch | 0.625 in. | Length thru Bore | 1.000 in. |
| Number of Chain Rows | 1 | Hub Recessed For Chain | No |
| Number of Teeth | 20 | Construction Detail | Solid |
| Outside Diameter | 4.321 in. | Bore Type | Stock Bore |
| Pitch Diameter | 3.995 in. | Min Bore Size | 0.750 in. |
| Single Strand Tooth Thickness | 0.343 in. | Max Bore Size | 2.000 in. |
| Hardened Teeth | No |
| Storage Dimension Width | 4.625 in. | Individually Packaged | Yes |
|---|---|---|---|
| Storage Dimension Height | 1.063 in. |
SKU: 250135
Has the parts
Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.
Read moreSKU: 251157
21 tooth 12 dp spur gear
The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!
Read moreSKU: 255872
Met all expectations
Met all expectations for availability, price, delivery, ease of online store use, and efficient online store.
Read more
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SKU: 250135
Has the parts
Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.
Read moreSKU: 251157
21 tooth 12 dp spur gear
The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!
Read moreSKU: 255872
Met all expectations
Met all expectations for availability, price, delivery, ease of online store use, and efficient online store.
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/