AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-050-6837 (000506837) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 2.6657 INCHES MINIMUM AND 2.6667 INCHES MAXIMUM |
| AJLA | TEETH QUANTITY | 96 |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH HUB,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.7210 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.3810 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.125 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.241 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.0710 INCHES FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.000 INCHES SECOND END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWWH | END NOMINAL LENGTH | 0.3100 INCHES FIRST END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| CWWN | END NOMINAL DIAMETER | 0.6200 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.0710 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 1.2700 INCHES FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.112 INCHES AXIALLY THROUGH BODY,FIRST END |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 0.438 INCHES AXIALLY THROUGH HUB,FIRST END |
| MATT | MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Relevant Components for NSN - 3020-00-050-6837, 3020000506837 | ||||
| 3040-99-750-9441 (3040997509441) | 3040-01-309-9880 (3040013099880) | 3020-00-056-1680 (3020000561680) | 3040-01-592-1774 (3040015921774) | |
| 3040-01-340-6053 (3040013406053) | 3040-01-424-7637 (3040014247637) | 3020-00-762-8849 (3020007628849) | 3040-01-411-4890 (3040014114890) | |
| 3020-01-163-7221 (3020011637221) | 3030-00-041-2888 (3030000412888) | 3030-00-421-7151 (3030004217151) | 3040-01-256-3453 (3040012563453) | |
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