| 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) | 01-256-0780 (012560780) |
| NCB Code | USA (01) |
| Manufacturer | Harding Safety Usa Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 3.149 INCHES NOMINAL |
| AAWZ | COUNTERBORE DEPTH | 0.062 INCHES NOMINAL |
| ABGA | GROOVE DEPTH | 1.500 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 1.000 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 15.000 INCHES NOMINAL |
| ABKG | BOLT CIRCLE DIAMETER | 8.250 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 3/8-16 |
| ABXV | BORE DIAMETER | 2.937 INCHES NOMINAL |
| ADGE | BORE LENGTH | 2.000 INCHES NOMINAL |
| AGGP | DRILLED HOLE DIAMETER | 1.750 INCHES NOMINAL |
| AGWA | GROOVE RADIUS | 0.500 INCHES NOMINAL |
| AHYF | SECURING HOLE QUANTITY | 8 AND 6 |
| AKYN | FURNISHED ITEMS AND QUANTITY | SIX PLATES;TWO BARS;TWO OILSEALS;ONE GREASE NIPPLE;TWENTY SIX HEX BOLTS;TWENTY SIX SPRING WASHERS |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| AQPL | FACE WIDTH | 2.000 INCHES NOMINAL |
| ARJD | DESIGN FORM | WEBBED |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | INCLUDED |
| AXHQ | GROOVE QUANTITY | 2 |
| AXND | COUNTERBORE FEATURE | INCLUDED |
| BDDY | BEARING QUANTITY | 2 |
| BDYS | COUNTERBORE LOCATION | AA END |
| BFYT | HOLE LOCATION | EIGHT ON PULLEY SURFACE;6 ON HUB |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BSNP | SECURING METHOD | DRILLED HOLE AND THREADED HOLE |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | U |
| BYDS | BORE FEATURE | INCLUDED |
| BYDT | BEARING TYPE | BEARING ROLLER |
| BYDW | SHAFT SIZE FOR WHICH DESIGNED | 1.500 INCHES NOMINAL |
| BYFF | SECURING LOCATION | PULLEY SURFACE |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 5.000 INCHES NOMINAL BOTH ENDS |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| Components Related to NSN - 3020-01-256-0780, 3020012560780 | ||||
| 3040-00-650-9503 (3040006509503) | 3040-00-012-7641 (3040000127641) | 3020-00-852-7379 (3020008527379) | 3040-00-034-3695 (3040000343695) | |
| 3010-01-110-6561 (3010011106561) | 3040-01-681-6308 (3040016816308) | 3040-00-166-9349 (3040001669349) | 3020-00-071-6704 (3020000716704) | |
| 3040-01-203-8686 (3040012038686) | 3020-99-789-0071 (3020997890071) | 3040-01-179-8870 (3040011798870) | 3040-01-691-0171 (3040016910171) | |
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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