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) | 00-822-6172 (008226172) |
| NCB Code | USA (00) |
| Manufacturer | Mcdonnell Douglas Corp, Geartronics Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 1.2500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 60 |
| CQFM | HARDNESS RATING | 76.0 ROCKWELL C NOMINAL OVERALL |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.292 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWRM | FACE NOMINAL WIDTH | 0.188 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.157 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COMP 303S MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AAQL | BODY STYLE | PLAIN,SOLID |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB,FIRST END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH HUB,FIRST END |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.251 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| Relevant Components for NSN - 3020-00-822-6172, 3020008226172 | ||||
| 3040-01-263-7236 (3040012637236) | 3020-01-082-5147 (3020010825147) | 3020-01-255-7656 (3020012557656) | 3040-01-371-2281 (3040013712281) | |
| 3030-00-529-0492 (3030005290492) | 3040-01-325-9050 (3040013259050) | 3020-22-269-4017 (3020222694017) | 3040-01-590-2434 (3040015902434) | |
| 3040-01-213-3079 (3040012133079) | 3020-00-127-1373 (3020001271373) | 3020-01-455-4443 (3020014554443) | 3020-00-524-2014 (3020005242014) | |
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