NSN 3040-01-315-7750
Part Details | WORM SHAFT
3040-01-315-7750 A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and GEAR, WORM.
Alternate Parts: 18033, 3040-01-315-7750, 01-315-7750, 3040013157750, 013157750
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | FEB 23, 1990 | 01-315-7750 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-315-7750
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 18033 | 07070 | NAVY, UNITED STATES DEPARTMENT OFTHE |
Technical Data | NSN 3040-01-315-7750
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING |
| SHAFT HARDNESS RATING | RCB47.0 ROCKWELL C MAXIMUM AND 49.0 ROCKWELL C MAXIMUM |
| WORM THREAD QUANTITY | 4 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 1.563 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 18 DEG 26 MIN |
| WORM OUTSIDE DIAMETER | 1.997 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 37.512 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| OVERALL LENGTH | 53.575 INCHES NOMINAL |
| BEARING TYPE | BALL |
| BEARING QUANTITY | 1 |
| 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 |