AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Pulley Groove |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-287-9662 (002879662) |
| NCB Code | USA (00) |
| Manufacturer | Aeronautical Standards Group, Military Standards Corp, Arvan Inc, Atco Pulley Corp, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| AN221-2 | aeronautical standards group | pulley groove | RFQ |
| MS20221-2 | military standards corp | pulley groove | RFQ |
| 20221-2 | arvan inc | pulley groove | RFQ |
| 20221-2 | atco pulley corp | pulley groove | RFQ |
| MIL-DTL-7034/3 | military specifications | pulley groove | RFQ |
| MS20221-2 | aeronautical standards group | pulley groove | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.312 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.360 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 4.130 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.750 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.505 INCHES NOMINAL |
| ADGE | BORE LENGTH | 0.750 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | CATAPULT/ARRESTING GEAR |
| AGWA | GROOVE RADIUS | 0.130 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | FABRIC,MIL-P-7034,OVERALL |
| AQPL | FACE WIDTH | 0.507 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | INCLUDED |
| AXHQ | GROOVE QUANTITY | 1 |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BDDY | BEARING QUANTITY | 1 |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | U |
| BYDS | BORE FEATURE | INCLUDED |
| BYDT | BEARING TYPE | BALL |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 0.800 INCHES NOMINAL BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.121 INCHES NOMINAL AA END AND 0.121 INCHES NOMINAL BB END |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| STYL | STYLE DESIGNATOR | PLAIN |
| ZZZK | SPECIFICATION/STANDARD DATA | 96906-MS20221-2 GOVERNMENT SPECIFICATION |
| Relevant Components for NSN - 3020-00-287-9662, 3020002879662 | ||||
| 3040-01-293-6061 (3040012936061) | 3020-01-092-7507 (3020010927507) | 3020-01-526-6231 (3020015266231) | 3020-01-177-2167 (3020011772167) | |
| 3020-00-418-5559 (3020004185559) | 3040-00-011-9183 (3040000119183) | 3040-00-752-1099 (3040007521099) | 3040-00-423-9886 (3040004239886) | |
| 3020-01-109-4621 (3020011094621) | 3020-01-222-8376 (3020012228376) | 3020-00-875-8283 (3020008758283) | 3040-00-426-1884 (3040004261884) | |
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