Find a Service Center
Martin
28CTB40
Single Strand Sprocket; 28B-1 Chain Size; 40 Teeth; Requires 3535 Taper Lock Bushing
Item #100967229
- Single Strand Sprocket
- 28B-1 Chain Size
- 40 Teeth
- Requires Taper Lock 3535 Bushing
- Without Hardened Teeth
features
- 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
- Interchangeable with other manufacturers’ taper bushings
| Inch/Metric | Metric |
| Hub Projection | 30.45 mm |
| Caliper Diameter | 538.6 mm |
| O.D. | 23.392 in |
| Chain Sprocket Number | 28B |
| Root Diameter | 538.6 mm |
| Construction Internal | Welded |
| Width Across Teeth Rows | 1.102 in |
| Outside Dia. | 23.392 in |
| Bushing Bore [Max] | 88.9 mm |
| Sprocket Style | C |
| Pitch Dia. | 22.305 in |
| Single Strand Tooth Thickness | 1.159 in |
| Type | C |
| Overall Length Less Threads | N/A |
| Pitch Diameter | 566.54 mm |
| Bore Type | Bushed |
| No. of Teeth | 40 |
| Material External Use | Steel |
| Material Internal Use | Carbon Steel |
| Hub Length | 30.45 mm |
| Bore Size [Min] | 1.187 in |
| Bushing Bore Size [Min] | 1.187 in |
| Material | Steel |
| Chain Sprocket Pitch | 1.75 in |
| No. of Strands Across | 1 |
| Bushing Bore [Min] | 1.187 in |
| No. of Teeth Rows Strands | 1 |
| Overall Length | 88.9 mm |
| Bushing Series | 3535 |
| Bore Size [Max] | 3.5 in |
| Chain Pitch | 1.750 in |
| Length Through Bore | 3.5 in |
| Hub O.D. | 6.5 in |
| Width Across Teeth | 29.44 mm |
| Chain No. | 28B-1 |
| Hardened Teeth | Without Hardened Teeth |
| Outside Dia. [Min] | 594.16 mm |
| Hub Dia. | 165.1 mm |
| Bushing Type | Taper Lock |
| Bushing Bore Size [Max] | 3.5 in |
| Weight | 122.87 LB |
| EAN or UPC | 697950412245 |
