NSN 3040-00-466-1957
Part Details | WORM SHAFT
3040-00-466-1957 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: 8267758, 3040-00-466-1957, 00-466-1957, 3040004661957, 004661957
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 23, 1970 | 00-466-1957 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-00-466-1957
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8267758 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 3040-00-466-1957
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING |
| TEETH HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| SHAFT HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| SURFACE TREATMENT | PASSIVATE |
| WORM THREAD QUANTITY | 1 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.070 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 2 DEG 45 MIN |
| WORM OUTSIDE DIAMETER | 0.498 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 0.461 INCHES MINIMUM AND 0.463 INCHES MAXIMUM |
| WORM THREAD SECTION LENGTH | 0.750 INCHES NOMINAL |
| WORM BODY LENGTH | 0.750 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| OVERALL LENGTH | 3.219 INCHES NOMINAL |
| SPECIAL FEATURES | A 1/4 IN. RADIUS SLOT,0.125 IN. WIDE,0.187 IN. DEEP,0.080 IN HIGH,LOCATED ON EDGE OF WORM THREADED SECTION |
| FSC APPLICATION DATA | MOUNT,TELESCOPE |