| 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) | 00-287-7920 (002877920) |
| NCB Code | USA (00) |
| Manufacturer | Atco Pulley Corp, B And B Motor And Control Corp, Langdon Mfg Co, Arvan Inc, Puget Sound Naval Shipyard, Boeing Company The, Aeronautical Standards Group, Bell Memphis Inc, Military Specifications, Military Standards Corp, National Aerospace Standards Com, Ralmark Company |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 20221A1 | atco pulley corp | pulley groove | 83451 | RFQ |
| 20221A1 | b and b motor and control corp | pulley groove | 27335 | RFQ |
| 20221A1 | langdon mfg co | pulley groove | 83548 | RFQ |
| 20221A1 | arvan inc | pulley groove | 29965 | RFQ |
| 703-2298073 PIECE 34 | puget sound naval shipyard | pulley groove | 82522 | RFQ |
| 9D0201 | boeing company the | pulley groove | 88277 | RFQ |
| 9D0201A1 | boeing company the | pulley groove | 88277 | RFQ |
| AN221A1 | aeronautical standards group | pulley groove | 88044 | RFQ |
| APAP8-5-42 | arvan inc | pulley groove | 29965 | RFQ |
| BM20221-A1-FR | bell memphis inc | pulley groove | 22277 | RFQ |
| MIL-DTL-7034/3 | military specifications | pulley groove | 81349 | RFQ |
| MS20221A1 | military standards corp | pulley groove | 96906 | RFQ |
| NAS378-1 | national aerospace standards com | pulley groove | 80205 | RFQ |
| NAS378A1 | national aerospace standards com | pulley groove | 80205 | RFQ |
| R221A1-FRP | ralmark company | pulley groove | 25337 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.312 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.360 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 2.630 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.625 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.3120 INCHES MINIMUM AND 0.3145 INCHES MAXIMUM |
| ADGE | BORE LENGTH | 0.625 INCHES NOMINAL |
| AGWA | GROOVE RADIUS | 0.130 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | ALUMINUM ALLOY,QQ-A-225/6,ALLOY 2024,T4 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 | 0.485 INCHES MINIMUM BOTH ENDS AND 0.515 INCHES MAXIMUM BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.059 INCHES NOMINAL BOTH ENDS |
| FEAT | SPECIAL FEATURES | IF REQUISITION IS NOT FOR FMS,OVERSEAS SHIPMENTS,NAVAL VESSELS,PRIORITY CODES 1,2,OR 3,OR INDIVIDUAL REQUISITIONS OVER 25000 DOLLARS,THEN DIRECT VENDOR DELIVERY NSN 3020-01-391-0850 IS AVAILABLE AT 15.7 DISCOUNT. |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | PLAIN |
| Components Related to NSN - 3020-00-287-7920, 3020002877920 | ||||
| 3040-01-618-5716 (3040016185716) | 3040-01-293-8593 (3040012938593) | 3040-01-184-4571 (3040011844571) | 3040-01-173-5619 (3040011735619) | |
| 3040-01-204-4536 (3040012044536) | 3020-01-322-2354 (3020013222354) | 3040-00-719-6234 (3040007196234) | 3020-01-216-3121 (3020012163121) | |
| 3020-01-418-7601 (3020014187601) | 3010-01-237-8384 (3010012378384) | 3040-01-521-2186 (3040015212186) | 3040-00-737-9063 (3040007379063) | |
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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