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) | 00-448-5212 (004485212) |
| NCB Code | USA (00) |
| Manufacturer | Astro Gear And Instrument Co Inc, Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,SOLID |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 6.3333 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 38 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY,FIRST END |
| CMLM | MOUNTING HOLE THREAD QUANTITY PER INCH | 20 AXIALLY THROUGH BODY,FIRST END |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.250 INCHES AXIALLY THROUGH BODY,FIRST END |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 6 THREADED AXIALLY THROUGH BODY,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.664 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.110 INCHES SECOND END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.460 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.860 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.5008 INCHES BOTH ENDS |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 3.375 INCHES AXIALLY THROUGH BODY,FIRST END |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI/SAE 4340 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| STYL | STYLE DESIGNATOR | HUBLESS,RECESSED BODY |
| Relevant Components for NSN - 3020-00-448-5212, 3020004485212 | ||||
| 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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