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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 7/16" |
| Bore Size | 1 7/16" |
| Bore Type | Finished Bore |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Construction | Welded |
| Construction Type | Welded |
| Finished Bore Size | 1 7/16" |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Diameter | 4 1/4" |
| Hub Outside Dia. | 4 1/4" |
| Individually Packaged | No |
| Keyway Size | 3/8" x 3/16" |
| Length Through Bore | 1 1/2" |
| Length Thru Bore | 1 1/2" |
| Material | Steel |
| Max. Bore Size | 2 15/16" |
| Min. Bore Size | 1 7/16" |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 20 |
| Outside Dia. | 6.914" |
| Pitch | 1" |
| Pitch Dia. | 6.3925" |
| Set Screw Location | (1) Over Keyway And (1) At 90° |
| Set Screw Size | 3/8"-16 |
| Set Screw Thread Type | Coarse |
| Single Strand Tooth Thickness | 0.575" |
| Storage Dimension Height | 1 1/2" |
| Storage Dimension Length | 6.914" |
| Storage Dimension Width | 6.914" |
Shipping Info:
| Ship weight (kg) | 3.42 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 17.55 |
| Ship width (cm) | 17.55 |
| Country of Origin | US |
Product Variants
| Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Bore Type | Length Through Bore | Set Screw Size | Bore Size | For Chain Number | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 80BS15HT 1 1/8 | 15 | 4.8097" | 5.305" | Finished Bore | 1 1/2" | 5/16"-18 | 1 1/8" | 80 | €150.50 | |
| 80BS19HT 2 | 19 | 6.0755" | 6.593" | Finished Bore | 1 1/2" | 1/2"-13 | 2" | 80 | €212.08 | |
| 80BS9HT 1 | 9 | 2.9238" | 3.347" | Finished Bore | 1 5/8" | 5/16"-18 | 1" | 80 | €99.25 | |
| 80BS10HT 1 | 10 | 3.2361" | 3.678" | Finished Bore | 1 5/8" | 5/16"-18 | 1" | 80 | €108.53 | |
| 80BS10HT 1 1/4 | 10 | 3.2361" | 3.678" | Finished Bore | 1 5/8" | 5/16"-18 | 1 1/4" | 80 | €108.53 | |
| 80BS11HT 1 1/4 | 11 | 3.5495" | 4.006" | Finished Bore | 1 5/8" | 5/16"-18 | 1 1/4" | 80 | €112.66 | |
| 80BS11HT 1 1/2 | 11 | 3.5495" | 4.006" | Finished Bore | 1 5/8" | 3/8"-16 | 1 1/2" | 80 | €112.66 |
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MARTIN SPROCKET 80BS20HT 1 7/16 Roller Chain Sprocket, 1.438 Inch Bore, 6.914 Inch Outside Dia. Steel, Hardened
€233.05 /unit


