AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Sprocket Wheel |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-451-2569 (004512569) |
| NCB Code | USA (00) |
| Manufacturer | Martin Sprocket And Gear Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 3.327 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.750 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.500 INCHES NOMINAL |
| ADGE | BORE LENGTH | 0.750 INCHES NOMINAL |
| AGJS | PITCH DIAMETER | 3.250 INCHES NOMINAL |
| AQPL | FACE WIDTH | 0.250 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BYFH | BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| BYFJ | ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| BYFL | TEETH ROW QUANTITY | 1 |
| BYFN | TEETH QUANTITY PER ROW | 40 |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| BYFS | BORE BEARING | NOT INCLUDED |
| BYFW | HUB EXTERNAL KEYWAY | NOT INCLUDED |
| BYGF | TOOTH PITCH | 0.250 INCHES NOMINAL |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 2.000 INCHES NOMINAL AA END |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.640 INCHES NOMINAL AA END |
| MATT | MATERIAL | STEEL |
| STYL | III STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-00-451-2569, 3020004512569 | ||||
| 3020-01-365-3056 (3020013653056) | 3020-00-070-0020 (3020000700020) | 3040-01-186-3587 (3040011863587) | 3040-00-801-1038 (3040008011038) | |
| 3040-00-895-8194 (3040008958194) | 3020-01-415-4361 (3020014154361) | 3040-00-115-1702 (3040001151702) | 3040-00-969-4174 (3040009694174) | |
| 3040-01-545-9466 (3040015459466) | 3040-01-283-9721 (3040012839721) | 3020-01-520-7338 (3020015207338) | 3040-00-405-0688 (3040004050688) | |
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