| 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) | 00-079-8368 (000798368) |
| NCB Code | USA (00) |
| Manufacturer | General Motors Corp, Mtu America Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 1.120 INCHES NOMINAL |
| AAWZ | COUNTERBORE DEPTH | 0.520 INCHES NOMINAL |
| ABGA | GROOVE DEPTH | 0.562 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.500 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 5.380 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 3.220 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 5.16-18 |
| ABXV | BORE DIAMETER | 0.744 INCHES MINIMUM AND 0.745 INCHES MAXIMUM |
| ADGE | BORE LENGTH | 1.340 INCHES NOMINAL |
| AGGS | V GROOVE ANGLE IN DEG | 36.0 |
| AHYF | SECURING HOLE QUANTITY | 4 |
| ANNQ | MATERIAL AND LOCATION | IRON,CAST OVERALL |
| AQPL | FACE WIDTH | 1.760 INCHES NOMINAL |
| ARJD | DESIGN FORM | SPOKED AND WEBBED |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | NOT INCLUDED |
| AXHQ | GROOVE QUANTITY | 2 |
| AXND | COUNTERBORE FEATURE | INCLUDED |
| BDYS | COUNTERBORE LOCATION | AA END |
| BFYT | HOLE LOCATION | EQUALLY SPACE 90.0 DEG APART PARALLEL TO BORE ON 2.875 IN.DIA BOLT CIRCLE |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BSNP | SECURING METHOD | THREADED HOLE |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | OFFSET |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | V |
| BYDS | BORE FEATURE | INCLUDED |
| BYFF | SECURING LOCATION | PULLEY SURFACE |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 1.496 INCHES MINIMUM AA END AND 1.499 INCHES MAXIMUM AA END |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 1.280 INCHES NOMINAL AA END AND 1.480 INCHES NOMINAL BB END |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| Relevant Components for NSN - 3020-00-079-8368, 3020000798368 | ||||
| 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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