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) | 00-640-4471 (006404471) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, Bmt Aerospace Usa Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,SOLID |
| ABSA | SPLINE QUANTITY | 32 BOTH ENDS |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| AGJS | PITCH DIAMETER | 3.5750 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 33 |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 2.0000 INCHES NOMINAL BOTH ENDS |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM HUB |
| CQFM | HARDNESS RATING | 81.0 ROCKWELL A MINIMUM AND 85.0 ROCKWELL A MAXIMUM TEETH |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH HUB,FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.792 INCHES |
| CWNH | TOOTH FORM | SPECIAL |
| CWPP | PRESSURE ANGLE | 22.5000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.090 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.300 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.121 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 2.350 INCHES FIRST END |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.155 INCHES AXIALLY THROUGH HUB,FIRST END |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 2.350 INCHES AXIALLY THROUGH HUB,FIRST END |
| FEAT | SPECIAL FEATURES | MTG HOLES 180 DEGS APART |
| MATT | MATERIAL | STEEL COMP E9310 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | FLUSH HUB |
| Relevant Components for NSN - 3020-00-640-4471, 3020006404471 | ||||
| 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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