
- 40 Chain Number
- 48 Teeth
- 2 Strands
- 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
Material | Steel |
Martin No. | 40BTB48 |
Outside Dia. [Min] | 7.9290 in |
Bore Type | Bushed |
Overall Length | 1 3/4 in |
Inch/Metric | Inch |
Bushing Series | 2517 |
Outside Dia. | 7.9290 in |
Width Across Teeth | 0.841 in |
Overall Length Less Threads | N/A |
Tooth Width | 0.275 in |
Length Through Bore | 1 3/4 in |
Bushing Type | Taperlock |
Pitch Diameter | 7.640 in |
Hub Projection | 0.46 in |
Single Strand Tooth Thickness | 0.275 in |
Hub Length | 0.46 in |
Bushing Bore [Max] | 2 1/2 in |
No. of Strands Across | 2 |
No. of Teeth | 48 |
Hardened Teeth | Without Hardened Teeth |
Sprocket Style | C |
Bushing Bore [Min] | 1/2 in |
Caliper Diameter | 7.33 in |
Hub Dia. | 4 1/4 in |
Chain No. | 40 |
Chain Pitch | 1/2 in |
Type | C |
Weight | 9.61 LB |
EAN or UPC | 697950031019 |
