| 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) | 00-989-3739 (009893739) |
| NCB Code | USA (00) |
| Manufacturer | Breeze Eastern Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.195 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.200 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 4.430 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 2.688 INCHES NOMINAL |
| ABKG | BOLT CIRCLE DIAMETER | 1.875 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 0.250-18 |
| ABXV | BORE DIAMETER | 0.625 INCHES NOMINAL |
| ADGE | BORE LENGTH | 1.438 INCHES NOMINAL |
| AGGS | V GROOVE ANGLE IN DEG | 45.0 |
| AHYF | SECURING HOLE QUANTITY | 4 |
| ANNQ | MATERIAL AND LOCATION | ALUMINUM ALLOY OVERALL |
| AQPL | FACE WIDTH | 1.514 INCHES NOMINAL |
| ARJD | DESIGN FORM | SPOKED |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | NOT INCLUDED |
| AXHQ | GROOVE QUANTITY | 3 |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BFYT | HOLE LOCATION | 90 DEG APART |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BSNP | SECURING METHOD | 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 | V |
| BYDS | BORE FEATURE | INCLUDED |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | STEPPED |
| BYFF | SECURING LOCATION | PULLEY SURFACE |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 1.438 INCHES NOMINAL AA END AND 0.625 INCHES NOMINAL BB END |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.655 INCHES NOMINAL AA END AND 0.518 INCHES NOMINAL BB END |
| BYZL | FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 2.312 INCHES NOMINAL AA END AND 4.125 INCHES NOMINAL BB END |
| BYZM | SECOND STEP FACE LARGEST DIAMETER AND LOCATION | 4.125 INCHES NOMINAL AA END |
| BYZN | FIRST STEP LENGTH AND LOCATION | 0.125 INCHES NOMINAL AA END AND 0.318 INCHES NOMINAL BB END |
| BYZX | THIRD STEP LENGTH AND LOCATION | 0.218 INCHES NOMINAL AA END |
| CLYR | HUB END OUTSIDE DIAMETER AND LOCATION | 1.438 INCHES NOMINAL AA END AND 0.625 INCHES NOMINAL BB END |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| Relevant Components for NSN - 3020-00-989-3739, 3020009893739 | ||||
| 3040-00-609-5218 (3040006095218) | 3020-01-056-6488 (3020010566488) | 3040-01-411-9471 (3040014119471) | 3010-01-461-2220 (3010014612220) | |
| 3040-01-164-3411 (3040011643411) | 3010-01-464-1141 (3010014641141) | 3020-00-310-5518 (3020003105518) | 3020-00-920-3050 (3020009203050) | |
| 3020-01-060-1100 (3020010601100) | 3020-00-344-7198 (3020003447198) | 3040-01-121-1554 (3040011211554) | 3040-00-042-8422 (3040000428422) | |
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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