Martin
D120J30
Double Strand Sprocket; 120-2 Chain Size; 30 Teeth; Requires J QD Bushing
Item #100803963
- Double Strand Sprocket
- 120-2 Chain Size
- 30 Teeth
- Requires QD J 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’ QD bushings
| Pitch Dia. | 14.35 in |
| Construction Internal | Welded |
| Outside Dia. | 15.172 in |
| Chain No. | 120-2 |
| Hub Dia. | 7 1/2 in |
| Bushing Bore Size [Max] | 4.5 in |
| Bushing Bore Size [Min] | 1.25 in |
| Screw Size | 5/8-11 UNC |
| O.D. | 15.172 in |
| No. of Teeth Rows Strands | 2 |
| Width Across Teeth | 2.683 in |
| Bushing Bore [Max] | 4.5 in |
| Length Through Bore | 3.188 in |
| Bore Type | Bushed |
| Inch/Metric | Metric |
| No. of Strands Across | 2 |
| Chain Pitch | 1.500 in |
| Outside Dia. [Min] | 15.172 in |
| Chain Sprocket Number | 120 |
| Overall Length | 4.5 in |
| Single Strand Tooth Thickness | 0.894 in |
| Bushing Series | J |
| Tooth Width | 0.894 in |
| Bore Size [Min] | 1.25 in |
| Bushing Type | QD |
| Hub O.D. | 7.75 in |
| Bore Size [Max] | 4.5 in |
| No. of Teeth | 30 |
| Chain Sprocket Pitch | 1.5 in |
| Hub Projection | 1.31 in |
| Bushing Bore [Min] | 1.25 in |
| Hub Length | 1.31 in |
| Overall Length Less Threads | 4.5 in |
| Material External Use | Steel |
| Caliper Diameter | 13.48 in |
| Hardened Teeth | Without Hardened Teeth |
| Material | Steel |
| Sprocket Style | B |
| Pitch Diameter | 14.35 in |
| Type | C |
| Material Internal Use | Carbon Steel |
| Weight | 78.0 LB |
| EAN or UPC | 697950025599 |
