
- 80 Chain Number
- 27 Teeth
- 1 Strand
- Taper Lock Bushing
- Without Hardened Teeth
features
- Tolerances meet or exceed ANSI standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Bores are concentric to pitch line, minimizing run out
- Interchangeable with other manufacturers’ Taper bushings
Hardened Teeth | Without Hardened Teeth |
Bushing Type | Taperlock |
Chain Pitch | 1 in |
Width Across Teeth | 0.575 in |
Pitch Diameter | 8.610 in |
Hub Dia. | 4 1/4 in |
Bushing Series | 2517 |
Tooth Width | 0.575 in |
Length Through Bore | 1 3/4 in |
Inch/Metric | Inch |
Outside Dia. [Min] | 9.1560 in |
Bushing Bore [Min] | 1/2 in |
Hub Projection | 1.19 in |
No. of Strands Across | 1 |
Martin No. | 80BTB27 |
Bushing Bore [Max] | 2 1/2 in |
Hub Length | 1.19 in |
Outside Dia. | 9.1560 in |
Bore Type | Bushed |
Sprocket Style | B |
Chain No. | 80 |
Overall Length Less Threads | N/A |
Material | Steel |
Caliper Diameter | 7.97 in |
Single Strand Tooth Thickness | 0.575 in |
Overall Length | 1 3/4 in |
Type | B |
No. of Teeth | 27 |
Weight | 9.0 LB |
EAN or UPC | 697950068923 |
