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Martin D40B21H double strand roller chain sprocket for #40 chain (1/2" pitch) with 21 teeth. Type B plain bore design with hub on one side, made of steel. Outside diameter 3.617", weight 2.94 lbs. Suitable for power transmission applications requiring
MODEL D40B21H
Contact supplier for technical support on: 323-728-8117
$77.36 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 Configuration | B |
|---|---|---|---|
| Chain Number | 40 | Hub Outside Diameter | 2.750 in. |
| Chain Pitch | 0.500 in. | Length thru Bore | 1.625 in. |
| Number of Chain Rows | 2 | Hub Recessed For Chain | No |
| Number of Teeth | 21 | Construction Detail | Solid |
| Outside Diameter | 3.617 in. | Bore Type | Stock Bore |
| Pitch Diameter | 3.355 in. | Min Bore Size | 0.625 in. |
| Single Strand Tooth Thickness | 0.275 in. | Max Bore Size | 1.875 in. |
| Hardened Teeth | Yes |
| Storage Dimension Length | 3.617 in. | Weight | 2.96 lbs. |
|---|---|---|---|
| Storage Dimension Width | 3.617 in. | Individually Packaged | No |
| Storage Dimension Height | 1.625 in. |
SKU: 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: 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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SKU: 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: 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/