AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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| 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) | 01-120-3420 (011203420) |
| NCB Code | USA (01) |
| Manufacturer | Machine Components Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 2.2500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 72 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB,FIRST END |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB,FIRST END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN AND 1 THREADED TRANSVERSELY THROUGH HUB,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.312 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.047 INCHES SECOND END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.015 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.188 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.312 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN SECOND END |
| CWTX | HUB NOMINAL DIAMETER | 0.375 INCHES SECOND END |
| CWWH | END NOMINAL LENGTH | 0.203 INCHES FIRST END |
| CWWN | END NOMINAL DIAMETER | 0.562 INCHES FIRST END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.812 INCHES FIRST END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 2.195 INCHES FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.086 INCHES TRANSVERSELY THROUGH HUB,FIRST END |
| MATT | MATERIAL | STEEL COMP 416 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,COND H,CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO.5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| Relevant Components for NSN - 3020-01-120-3420, 3020011203420 | ||||
| 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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