NSN 3040-00-971-5975
Part Details | WORM SHAFT
3040-00-971-5975 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: 8615827, 3040-00-971-5975, 00-971-5975, 3040009715975, 009715975
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | SEP 28, 1966 | 00-971-5975 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-00-971-5975
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8615827 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 3040-00-971-5975
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | PASSIVATE |
| WORM THREAD QUANTITY | 1 |
| WORM PRESSURE ANGLE IN DEG | 20.000 |
| WORM THREAD LEAD | 0.196 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 3 DEG 59 MIN 12 SEC |
| WORM OUTSIDE DIAMETER | 1.020 INCHES MINIMUM AND 1.022 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 0.196 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM |
| WORM BODY LENGTH | 2.130 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| OVERALL LENGTH | 4.510 INCHES MINIMUM AND 4.520 INCHES MAXIMUM |
| SPECIAL FEATURES | FOURTH PORTION OF FIRST END AND FIFTH PORTION OF SECOND END NOT HARDENED |
| FSC APPLICATION DATA | TELESCOPE |