| 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 |
| Components Related to NSN - 3040-01-315-7750, 3040013157750 | ||||
| 3040-00-409-6564 (3040004096564) | 3040-01-468-1043 (3040014681043) | 3020-00-192-8965 (3020001928965) | 3020-01-065-3154 (3020010653154) | |
| 3020-01-144-6426 (3020011446426) | 3040-00-861-4674 (3040008614674) | 3040-01-353-7541 (3040013537541) | 3040-00-652-0194 (3040006520194) | |
| 3040-00-078-9520 (3040000789520) | 3010-01-037-1532 (3010010371532) | 3010-00-294-5903 (3010002945903) | 3040-01-356-3633 (3040013563633) | |
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