| 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) | 00-287-9661 (002879661) |
| NCB Code | USA (00) |
| Manufacturer | Atco Pulley Corp, Ralmark Company, Arvan Inc, Aeronautical Standards Group, Military Specifications, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 20219A4 | atco pulley corp | pulley groove | 83451 | RFQ |
| 20219A4 | ralmark company | pulley groove | 25337 | RFQ |
| 20219A4 | arvan inc | pulley groove | 29965 | RFQ |
| AN219A4 | aeronautical standards group | pulley groove | 88044 | RFQ |
| MIL-DTL-7034/1 | military specifications | pulley groove | 81349 | RFQ |
| MS20219A4 | military specifications | pulley groove | 81349 | RFQ |
| MS20219A4 | military standards corp | pulley groove | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.156 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.150 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 2.630 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.432 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.2495 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| ADGE | BORE LENGTH | 0.432 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AGWA | GROOVE RADIUS | 0.047 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| ANNQ | MATERIAL AND LOCATION | ALUMINUM ALLOY,QQ-A-268,T4-CANCELED OVERALL |
| AQPL | FACE WIDTH | 0.310 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 | 0.375 INCHES MINIMUM BOTH ENDS AND 0.425 INCHES MAXIMUM BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.061 INCHES MINIMUM BOTH ENDS AND 0.063 INCHES MAXIMUM BOTH ENDS |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | PLAIN |
| Components Related to NSN - 3020-00-287-9661, 3020002879661 | ||||
| 3040-00-629-0362 (3040006290362) | 3040-01-234-8620 (3040012348620) | 3020-01-101-4335 (3020011014335) | 3020-01-562-7499 (3020015627499) | |
| 3010-12-341-6369 (3010123416369) | 3030-00-269-9725 (3030002699725) | 3040-01-075-5718 (3040010755718) | 3040-00-470-5284 (3040004705284) | |
| 3020-00-288-1341 (3020002881341) | 3030-01-554-9311 (3030015549311) | 3020-01-196-0384 (3020011960384) | 3040-00-969-8827 (3040009698827) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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