| Item Name | Gear Internal |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-770-7437 (007707437) |
| NCB Code | USA (00) |
| Manufacturer | General Motors Corp, Allison Transmission Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,WITH LIGHTENING HOLES |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AJLA | TEETH QUANTITY | 70 |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 2.1875 INCHES NOMINAL BOTH ENDS |
| CBBL | FEATURES PROVIDED | ALIGNMENT HOLE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 12.8750 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 3.906 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| STYL | STYLE DESIGNATOR | SOLID BACK RING,PROTRUDING HUB,RECESSED HUB |
| ABSA | SPLINE QUANTITY | 35 BOTH ENDS |
| AGJS | PITCH DIAMETER | 11.6667 INCHES NOMINAL |
| CWMW | TEETH TYPE | SPUR |
| CWNH | TOOTH FORM | STANDARD |
| CWRM | FACE NOMINAL WIDTH | 1.188 INCHES |
| MATT | MATERIAL | STEEL COMP 8620 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 3020-00-770-7437, 3020007707437 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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