| 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) | 01-440-8989 (014408989) |
| NCB Code | USA (01) |
| Manufacturer | The Entwistle Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 3.720 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.000 INCHES NOMINAL |
| ABRR | KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.002 INCHES NOMINAL |
| ADGE | BORE LENGTH | 1.000 INCHES NOMINAL |
| AEVF | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.626 INCHES NOMINAL |
| AGJS | PITCH DIAMETER | 3.401 INCHES NOMINAL |
| AQPL | FACE WIDTH | 0.343 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BSGG | KEYING FACILITY | INCLUDED |
| BSGK | KEYING FACILITY TYPE | KEYWAY |
| 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 | 17 |
| 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 | 2.688 INCHES NOMINAL AA END |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.656 INCHES NOMINAL AA END |
| MATL | MATERIAL | STEEL |
| NMBR | QUANTITY | 1 |
| STYL | III STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-01-440-8989, 3020014408989 | ||||
| 3040-01-667-4951 (3040016674951) | 3040-01-189-3254 (3040011893254) | 3020-00-517-5104 (3020005175104) | 3040-01-352-4546 (3040013524546) | |
| 3040-00-318-1738 (3040003181738) | 3040-00-972-7108 (3040009727108) | 3020-00-701-6905 (3020007016905) | 3040-00-406-3872 (3040004063872) | |
| 3040-01-512-0682 (3040015120682) | 3040-01-260-0598 (3040012600598) | 3010-01-067-2319 (3010010672319) | 3040-01-203-4245 (3040012034245) | |
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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