| Item Name | Worm Shaft |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 00-714-4097 (007144097) |
| NCB Code | USA (00) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHN | END SIMILARITY | NOT IDENTICAL |
| ABHP | OVERALL LENGTH | 4.250 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | MORTAR,4.2 IN. 1005-00-840-1840 |
| CFFB | WORM THREAD QUANTITY | 6 |
| CFFC | WORM THREAD LEAD | 0.167 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| CFFG | WORM HELIX ANGLE | 4 DEG 51 MIN |
| CFFK | WORM OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | PROVIDED |
| CFFR | TAPERED BEARING SURFACE LARGEST DIAMETER | 0.500 INCHES NOMINAL |
| CFFS | TAPERED BEARING SURFACE SMALLEST DIAMETER | 0.375 INCHES NOMINAL |
| CFFT | TAPERED BEARING SURFACE LENGTH | 0.580 INCHES NOMINAL |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| MATT | MATERIAL | STEEL |
| Relevant Components for NSN - 3040-00-714-4097, 3040007144097 | ||||
| 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) | |
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