| 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) | 00-542-1686 (005421686) |
| NCB Code | USA (00) |
| Manufacturer | Allied Signal Inc, Honeywell International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AASA | THREAD LENGTH | 0.550 INCHES NOMINAL FIRST END,SECOND PORTION |
| ABHP | OVERALL LENGTH | 19.540 INCHES NOMINAL |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF FIRST END,SECOND PORTION |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END,SECOND PORTION |
| BYFR | TEETH HARDNESS RATING | 34.0 ROCKWELL C MINIMUM |
| BYFR | TEETH HARDNESS RATING | 38.0 ROCKWELL C MAXIMUM |
| CFFB | WORM THREAD QUANTITY | 2 |
| CFFC | WORM THREAD LEAD | 0.2500 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFF | WORM PRESSURE ANGLE IN DEG | 29.000 |
| CFFG | WORM HELIX ANGLE | 3 DEG 24 MIN |
| CFFK | WORM OUTSIDE DIAMETER | 0.74955 INCHES NOMINAL |
| CFFL | WORM PITCH DIAMETER | 0.68045 INCHES NOMINAL |
| CFFM | SHAFT HARDNESS RATING | 34.0 ROCKWELL C MINIMUM |
| CFFM | SHAFT HARDNESS RATING | 38.0 ROCKWELL C MAXIMUM |
| CFFN | WORM THREAD SECTION LENGTH | 16.290 INCHES NOMINAL |
| CFFP | WORM BODY LENGTH | 16.790 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFW | SHAFT LOCATION | ONE END OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 2.200 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.66935 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.12475 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.19135 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFQP | THREADED SECTION PIN HOLE DIAMETER | 0.111 INCHES NOMINAL FIRST END,SECOND PORTION |
| MATT | MATERIAL | STEEL |
| ZZZV | FSC APPLICATION DATA | RADAR SET,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE |
| Relevant Components for NSN - 3040-00-542-1686, 3040005421686 | ||||
| 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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