| Item Name | Sprocketwheel |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-555-6301 (005556301) |
| NCB Code | USA (00) |
| Manufacturer | Airbus Helicopters Inc, Air Logistics Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 1.687 INCHES NOMINAL |
| AAWZ | COUNTERBORE DEPTH | 0.598 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 3.600 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.915 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.380 INCHES NOMINAL |
| ADGE | BORE LENGTH | 0.915 INCHES NOMINAL |
| AGJS | PITCH DIAMETER | 3.200 INCHES NOMINAL |
| AQPL | FACE WIDTH | 0.343 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| AXND | COUNTERBORE FEATURE | INCLUDED |
| BDYS | COUNTERBORE LOCATION | AA END |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| 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 | 16 |
| BYFP | ASA STANDARD CHAIN NUMBER | 50 |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| BYFS | BORE BEARING | NOT INCLUDED |
| BYFW | HUB EXTERNAL KEYWAY | NOT INCLUDED |
| BYGF | TOOTH PITCH | 0.625 INCHES NOMINAL |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 2.5625 INCHES NOMINAL BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.572 INCHES NOMINAL BOTH ENDS |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | CADMIUM |
| STYL | III STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-00-555-6301, 3020005556301 | ||||
| 3010-00-001-0013 (3010000010013) | 3010-00-001-0069 (3010000010069) | 3010-00-001-2168 (3010000012168) | 3010-00-001-2173 (3010000012173) | |
| 3010-00-001-3588 (3010000013588) | 3010-00-001-5963 (3010000015963) | 3010-00-001-6187 (3010000016187) | 3010-00-001-6188 (3010000016188) | |
| 3010-00-001-6189 (3010000016189) | 3010-00-001-6191 (3010000016191) | 3010-00-001-6230 (3010000016230) | 3010-00-001-6242 (3010000016242) | |
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