NSN 3040-01-342-2491
Part Details | WORM SHAFT
3040-01-342-2491 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: 7460C250, 7400C250, 7400C-250, 3040-01-342-2491, 01-342-2491, 3040013422491, 013422491
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JUL 17, 1991 | 01-342-2491 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-342-2491
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7460C250 | 97674 | CONE DRIVE OPERATIONS INC. |
| 7400C-250 | 97674 | CONE DRIVE OPERATIONS INC. |
Technical Data | NSN 3040-01-342-2491
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| TEETH HARDNESS RATING | RCB35.0 ROCKWELL C MAXIMUM AND 38.0 ROCKWELL C MAXIMUM |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM OUTSIDE DIAMETER | 2.270 INCHES NOMINAL |
| WORM BODY LENGTH | 6.870 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | IDENTICAL |
| OVERALL LENGTH | 18.603 INCHES NOMINAL |