MARTIN SPROCKET 140B12 Roller Chain Sprocket, 140 Chain, Stock Bore, 12 Teeth, 6.762 Inch Pitch Dia., Steel
Get it by Thursday, Dec 18
€391.28 /unit
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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 1/2" |
| Bore Type | Finished Bore |
| Chain Number | 140 |
| Chain Pitch | 1 3/4" |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 1 1/2" |
| For Chain Number | 140 |
| For Chain Pitch | 1 3/4" |
| Hub Configuration | B |
| Hub Diameter | 4 1/2" |
| Hub Outside Dia. | 4 1/2" |
| Individually Packaged | No |
| Length Through Bore | 2 1/4" |
| Length Thru Bore | 2 1/4" |
| Material | Steel |
| Max. Bore Size | 3" |
| Min. Bore Size | 1 1/2" |
| No. Of Teeth | 12 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 12 |
| Outside Dia. | 7.581" |
| Pitch | 1 3/4" |
| Pitch Dia. | 6.7615" |
| Pitch Diameter | 6.762" |
| Single Strand Tooth Thickness | 0.924" |
| Storage Dimension Height | 2 1/4" |
| Storage Dimension Length | 7.581" |
| Storage Dimension Width | 7.581" |
Shipping Info:
| Ship weight (kg) | 6.03 |
| Ship height (cm) | 5.72 |
| Ship length (cm) | 19.25 |
| Ship width (cm) | 19.25 |
| Country of Origin | US |
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Set Screw Size | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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140B11 | 11 | 6.2116" | 7.01" | 2 1/4" | 1/4"-20 | 140 | 1 3/4" | Finished Bore | €333.52 | |
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140B14 | 14 | 7.864" | 8.717" | 2 3/8" | - | 140 | 1 3/4" | Finished Bore | €468.74 | |
![]() |
140B15 | 15 | 8.417" | 9.283" | 2 3/8" | - | 140 | 1 3/4" | Finished Bore | €506.44 | |
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140B17 | 17 | 9.5238" | 10.412" | 2 1/2" | - | 140 | 1 3/4" | Finished Bore | €549.31 | |
![]() |
140B18 | 18 | 10.078" | 10.975" | 2 1/2" | - | 140 | 1 3/4" | Finished Bore | €568.23 | |
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140B19 | 19 | 10.6322" | 11.537" | 2 1/2" | 5/8"-11 | 140 | 1 3/4" | Finished Bore | €604.70 | |
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140B20 | 20 | 11.1868" | 12.099" | 2 1/2" | - | 140 | 1 3/4" | Finished Bore | €632.24 |
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MARTIN SPROCKET 140B12 Roller Chain Sprocket, 140 Chain, Stock Bore, 12 Teeth, 6.762 Inch Pitch Dia., Steel
€391.28 /unit







