| 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) | 01-438-7637 (014387637) |
| NCB Code | USA (01) |
| Manufacturer | National Steel And Shipbuilding, Oldenburg Group Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 1.6850 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 1.1250 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 22.5000 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 3.5000 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 5.5085 INCHES MINIMUM AND 5.5095 INCHES MAXIMUM |
| ADGE | BORE LENGTH | 3.5000 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | SUPPLY CLASS AOE |
| AGGS | V GROOVE ANGLE IN DEG | 30.0 |
| AGJS | PITCH DIAMETER | 20.2500 INCHES NOMINAL |
| AKYN | FURNISHED ITEMS AND QUANTITY | 1 MOUNTING PLATE;1 TEPERED ROLLER BEARING;2 RUBBER SEAL;1 LUB FITTING;1 PRESSURE RLF FTG;1 PIN;1 RETAINER;3 FLAT HEAD CAP SCREW;3 GUARD;3 HEX NUT;1 LABEL PLATE |
| ANNQ | MATERIAL AND LOCATION | STEEL, MIL-S-16974 OVERALL AND STEEL, AISI 4140 OVERALL |
| AQPL | FACE WIDTH | 2.5000 INCHES NOMINAL |
| ARJD | DESIGN FORM | WEBBED |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | INCLUDED |
| AXHQ | GROOVE QUANTITY | 1 |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BDDY | BEARING QUANTITY | 1 |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BSNP | SECURING METHOD | RETAINING PLATE AND RETAINING RING |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| BXSJ | LIGHTENING HOLE | INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | V |
| BYDS | BORE FEATURE | INCLUDED |
| BYDT | BEARING TYPE | BEARING ROLLER |
| BYDW | SHAFT SIZE FOR WHICH DESIGNED | 3.2490 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BYFF | SECURING LOCATION | BOTH ENDS |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 7.0000 INCHES NOMINAL BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.5000 INCHES NOMINAL BOTH ENDS |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| Components Related to NSN - 3020-01-438-7637, 3020014387637 | ||||
| 3040-00-983-3112 (3040009833112) | 3040-01-338-2542 (3040013382542) | 3020-01-506-1385 (3020015061385) | 3020-01-515-9949 (3020015159949) | |
| 3040-01-357-9197 (3040013579197) | 3020-01-033-7832 (3020010337832) | 3020-01-178-9947 (3020011789947) | 3040-01-266-1489 (3040012661489) | |
| 3040-01-089-0558 (3040010890558) | 3040-00-690-2897 (3040006902897) | 3040-01-318-6296 (3040013186296) | 3040-01-302-7373 (3040013027373) | |
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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