| 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) | 00-277-1121 (002771121) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Arvan Inc, Ralmark Company, National Aerospace Standards Com, Atco Pulley Corp, Military Standards Corp, Aeronautical Standards Group |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MS20219-5 | military specifications | pulley groove | 81349 | RFQ |
| 20219-5 | arvan inc | pulley groove | 29965 | RFQ |
| 20219-5 | ralmark company | pulley groove | 25337 | RFQ |
| 20219-5 | military specifications | pulley groove | 81349 | RFQ |
| NAS376-5 | national aerospace standards com | pulley groove | 80205 | RFQ |
| NAS376-5FP | national aerospace standards com | pulley groove | 80205 | RFQ |
| 20219-5 | atco pulley corp | pulley groove | 83451 | RFQ |
| MIL-DTL-7034/1 | military specifications | pulley groove | 81349 | RFQ |
| MS20219-5 | military standards corp | pulley groove | 96906 | RFQ |
| AN219-5 | aeronautical standards group | pulley groove | 88044 | RFQ |
| 376-5 | national aerospace standards com | pulley groove | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.156 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| ABHE | OUTSIDE DIAMETER | 2.620 INCHES MINIMUM AND 2.630 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.433 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.625 INCHES NOMINAL |
| ADGE | BORE LENGTH | 0.433 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AGWA | GROOVE RADIUS | 0.047 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | PLASTIC,PHENOLIC BODY AND STEEL HUB |
| AQPL | FACE WIDTH | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| 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 |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 0.759 INCHES MINIMUM BOTH ENDS AND 0.769 INCHES MAXIMUM BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.064 INCHES NOMINAL BOTH ENDS |
| STYL | STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-00-277-1121, 3020002771121 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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