| Item Name | Wormshaft |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 01-315-7750 (013157750) |
| NCB Code | USA (01) |
| Manufacturer | Navy United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHN | END SIMILARITY | NOT IDENTICAL |
| ABHP | OVERALL LENGTH | 53.575 INCHES NOMINAL |
| BDDY | BEARING QUANTITY | 1 |
| BYDT | BEARING TYPE | BALL |
| CFFB | WORM THREAD QUANTITY | 4 |
| CFFC | WORM THREAD LEAD | 1.563 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| CFFG | WORM HELIX ANGLE | 18 DEG 26 MIN |
| CFFK | WORM OUTSIDE DIAMETER | 1.997 INCHES NOMINAL |
| CFFM | SHAFT HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| CFFN | WORM THREAD SECTION LENGTH | 37.512 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.975 INCHES NOMINAL FIRST END,SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 11.470 INCHES NOMINAL SECOND END,FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 3.618 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.771 INCHES NOMINAL FIRST END,SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.997 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.997 INCHES NOMINAL SECOND END,FIRST PORTION |
| FEAT | SPECIAL FEATURES | BEARING NOT INCLUDED; 1ST END 2ND PORTION HAS 0.075 IN. W,0.051 IN. DP GROOVE 0.145 IN. FROM SHAFT; 2ND END HAS 0.390 IN. W,0.750 IN. DP SLOT THRU SHAFT END |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 3040-01-315-7750, 3040013157750 | ||||
| 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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