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Martin 25B20 Type B Plain Bore roller chain sprocket for #25 chain (1/4" pitch). 20 teeth, minimum plain bore for custom machining. Steel construction, hub on one side. Outside diameter: 1.728". Weight: 0.25 lbs.
MODEL 25B20
Contact supplier for technical support on: 323-728-8117
$18.98 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Material
Steel
Number Of Teeth
20
Outside Dia
1.728"
Pitch
0.250 in.
| Material | Steel | Hub Configuration | B |
|---|---|---|---|
| Chain Number | 25 | Hub Outside Diameter | 1.281 in. |
| Chain Pitch | 0.250 in. | Length thru Bore | 0.625 in. |
| Number of Chain Rows | 1 | Hub Recessed For Chain | No |
| Number of Teeth | 20 | Construction Detail | Solid |
| Outside Diameter | 1.728 in. | Bore Type | Stock Bore |
| Pitch Diameter | 1.598 in. | Min Bore Size | 0.250 in. |
| Single Strand Tooth Thickness | 0.110 in. | Max Bore Size | 0.875 in. |
| Hardened Teeth | No |
| Storage Dimension Length | 1.938 in. | Weight | 0.24 lbs. |
|---|---|---|---|
| Storage Dimension Width | 1.938 in. | Individually Packaged | Yes |
| Storage Dimension Height | 0.813 in. |
SKU: 254588
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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 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/