NSN 3040-01-091-1982
Part Details | WORM SHAFT
3040-01-091-1982 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: 79544782, 7954478-2, 3040-01-091-1982, 01-091-1982, 3040010911982, 010911982
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | MAR 03, 1980 | 01-091-1982 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-091-1982
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7954478-2 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 3040-01-091-1982
| Characteristic | Specifications |
|---|---|
| TEETH HARDNESS RATING | RCB58.0 ROCKWELL C MAXIMUM AND 63.0 ROCKWELL C MAXIMUM |
| SHAFT HARDNESS RATING | RCB17.0 ROCKWELL C MAXIMUM AND 35.0 ROCKWELL C MAXIMUM |
| WORM THREAD QUANTITY | 1 |
| WORM PRESSURE ANGLE IN DEG | 27.500 |
| WORM THREAD LEAD | 0.875 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM HELIX ANGLE | 4 DEG 57 MIN |
| WORM OUTSIDE DIAMETER | 3.774 INCHES MINIMUM AND 3.776 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 3.216 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 3.750 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| OVERALL LENGTH | 17.594 INCHES NOMINAL |
| SPECIAL FEATURES | INTERNALLY THD ON 5TH PORTION 1ST END 0.875 IN. DEEP;0.500-20 THD;UNF,CLASS 2B |