| 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) | 00-899-3643 (008993643) |
| NCB Code | USA (00) |
| Manufacturer | L 3 Communications Corporation, Raytheon Technical Services Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| BYZN | FIRST STEP LENGTH AND LOCATION | 0.125 INCHES NOMINAL AA END |
| ABSC | SPLINE MINOR DIAMETER | 0.129 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.490 INCHES NOMINAL |
| BYZL | FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 0.500 INCHES NOMINAL AA END |
| BYDS | BORE FEATURE | INCLUDED |
| ASBP | BORE TYPE | INVOLUTE SPLINE |
| AAWZ | COUNTERBORE DEPTH | 0.188 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | PLAIN |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| AAWY | COUNTERBORE DIAMETER | 0.180 INCHES NOMINAL |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| AQPL | FACE WIDTH | 0.203 INCHES NOMINAL |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| AAUJ | SPLINE MAJOR DIAMETER | 0.180 INCHES NOMINAL |
| AXND | COUNTERBORE FEATURE | INCLUDED |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 0.281 INCHES NOMINAL AA END |
| ABHE | OUTSIDE DIAMETER | 1.125 INCHES NOMINAL |
| AXFG | SPLINE PRESSURE ANGLE IN DEG | 20 |
| SFTT | SURFACE TREATMENT | CHROMATE |
| AWJQ | BEARINGS | NOT INCLUDED |
| ABSA | SPLINE QUANTITY | 15 |
| BXSM | GROOVE SHAPE | CHANNEL |
| ABGF | GROOVE WIDTH | 0.141 INCHES NOMINAL |
| AGJS | PITCH DIAMETER | 1.000 INCHES NOMINAL |
| AXFH | SPLINE LENGTH | 0.302 INCHES NOMINAL |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.287 INCHES NOMINAL AA END |
| BDTX | SPLINE PITCH DIAMETER | 0.1560 INCHES NOMINAL |
| BDYS | COUNTERBORE LOCATION | AA END |
| SURF | SURFACE TREATMENT | CHROMATE |
| SR-5 | DESIGN CONTROL REFERENCE | 325602 |
| SR-5 | MANUFACTURERS CODE | 1PQF4 |
| AXHQ | GROOVE QUANTITY | 1 |
| ANNQ | MATERIAL AND LOCATION | ALUMINUM ALLOY, QQ-A-268, T4-CANCELED OVERALL |
| ABGA | GROOVE DEPTH | 0.063 INCHES NOMINAL |
| BYZP | SECOND STEP LENGTH AND LOCATION | 0.162 INCHES NOMINAL AA END |
| ARJD | DESIGN FORM | PLAIN |
| SR-5 | THE MANUFACTURERS DATA | |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | STEPPED |
| Relevant Components for NSN - 3020-00-899-3643, 3020008993643 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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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