| Item Name | Gear Spur |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-891-2081 (008912081) |
| NCB Code | USA (00) |
| Manufacturer | Komatsu American Intl Co, Allison Transmission Inc, Navistar Intl Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| CWNH | TOOTH FORM | SPECIAL |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.400 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.850 INCHES |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 9.5000 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 57 |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CWCD | NOMINAL OUTSIDE DIAMETER | 9.747 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 8.403 INCHES COUNTERBORE,FIRST END |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.400 INCHES COUNTERBORE,FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 8.430 INCHES COUNTERBORE,FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 9.000 INCHES FIRST END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4130 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Relevant Components for NSN - 3020-00-891-2081, 3020008912081 | ||||
| 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) | |
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