MARTIN SPROCKET & GEAR 28C72
MARTIN SPROCKET & GEAR
MARTIN SPROCKET & GEAR 28C72
28C72 PART NUMBER
Stock Bore Sprocket - Metric - C Style - 28B / 1-3/4 in, C Hub, 72 Teeth, 40 mm Stock Bore, Steel Material
QTY QUOTEMARTIN SPROCKET & GEAR - MARTIN SPROCKET & GEAR 28C72
C Style sprockets are flat sprockets with a hub extension on either side.
These plain bore sprockets can easily be bored to a metric or standard size to fit your application.
Keyways, set screws and harden teeth are quick alterations that can be made.
Tolerances meet or exceed ISO standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Bores are concentric to pitch line, minimizing run out
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
SPECIFICATIONS
| Chain Number & Pitch | 28B / 1-3/4 in |
|---|---|
| Pitch Diameter | 1019 mm |
| Chain / Sprocket Type | Metric Roller Chain |
| Maximum Bore Diameter | 135 mm |
| Hub Outside Diameter | 191 mm |
| Tooth Width | 29 mm |
| Hub Style | C |
| Tooth Thickness | 29 mm |
| Number Of Teeth | 72 |
| Chain Roller Diameter | 27.94 mm |
| Bore Type | Reboreable |
| Chain Roller Width | 30.99 mm |
| Bore Diameter | 40 mm |
| Storage Dimension Height | 5 mm |
| Number Of Strands Across | 1 |
| Storage Dimension Length | 41.21 mm |
| Material | Steel |
| Storage Dimension Width | 41.21 mm |
| Length Through Bore | 127 mm |
| Surface Treatment | Protective Coating |
| Hardened Teeth | Non-Hardened Teeth |
| Manufacturer Upc Number | 697950407128 |
| Outside Diameter | 1046.7 mm |
| Caliper Diameter | 991.1 mm |
| Weight | 436.619 lbs |
