On request
MARTIN SPROCKET & GEAR
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MARTIN SPROCKET & GEAR 28B27
#28B27
On request
Stock Bore Sprocket - Metric - B Style - 28B / 1-3/4 in, B Hub, 27 Teeth, 40 mm Stock Bore, Steel Material
Price on request — a consultant will confirm lead time and terms.
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MARTIN SPROCKET & GEAR — MARTIN SPROCKET & GEAR 28B27
- Metric B Style sprockets are flat sprockets with a hub extension welded on one side.
- These plain bore sprockets can easily be bored to a metric or standard size to fit your application.
- Keyways, set screws and hardened teeth are quick alterations that can be made.
- Tolerances meet or exceed ISO standards
- Manufactured of high carbon steel
Specifications
| Brand | MARTIN SPROCKET & GEAR |
| Category | STOCK BORE SPROCKETS |
| Chain number & pitch | 28B / 1-3/4 in |
| Caliper diameter | 354.3 mm |
| Chain / sprocket type | Metric Roller Chain |
| Pitch diameter | 382.9 mm |
| Hub outside diameter | 160 mm |
| Maximum bore diameter | 108 mm |
| Hub style | B |
| Tooth width | 29 mm |
| Number of teeth | 27 |
| Tooth thickness | 29 mm |
| Bore type | Reboreable |
| Chain roller diameter | 27.94 mm |
| Bore diameter | 40 mm |
| Chain roller width | 30.99 mm |
| Number of strands across | 1 |
| Storage dimension height | 2.52 mm |
| Material | Steel |
| Storage dimension length | 16.16 mm |
| Number of hubs | 1 |
| Storage dimension width | 16.16 mm |
| Bore range | 40 to 108 mm |
| Surface treatment | Protective Coating |
| Length through bore | 64 mm |
| Manufacturer upc number | 697950406848 |
| Hardened teeth | Non-Hardened Teeth |
| Outside diameter | 410.5 mm |
| Weight | 65.702 lbs |
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