| Item Name | Gear Worm |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-477-5984 (004775984) |
| NCB Code | USA (00) |
| Manufacturer | Allison Transmission Inc, Euclid Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABSA | SPLINE QUANTITY | 40 BOTH ENDS |
| AGJS | PITCH DIAMETER | 3.4478 INCHES NOMINAL |
| ALPN | FACE TYPE | STRAIGHT |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 2.5000 INCHES NOMINAL BOTH ENDS |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.525 INCHES |
| CWPC | THREAD FORM QUANTITY | 8 |
| CWPH | THREAD FORM DIRECTION | LEFT-HAND |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 84.4519 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 1.174 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.592 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | HUBLESS |
| Components Related to NSN - 3020-00-477-5984, 3020004775984 | ||||
| 3040-01-616-1715 (3040016161715) | 3040-01-519-1220 (3040015191220) | 3010-01-357-7602 (3010013577602) | 3010-01-578-0605 (3010015780605) | |
| 3040-01-341-0142 (3040013410142) | 3040-01-507-5715 (3040015075715) | 3040-00-126-4217 (3040001264217) | 3040-01-321-4483 (3040013214483) | |
| 3040-00-670-6700 (3040006706700) | 3020-00-908-1663 (3020009081663) | 3020-00-757-4149 (3020007574149) | 3020-00-064-6372 (3020000646372) | |
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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