NSN 3040-00-684-2149
Part Details | WORM SHAFT
3040-00-684-2149 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: 905J9135, 905J913-5, 905J9135, 905J913-5, 905J9135, 905J913-5, 3040-00-684-2149, 00-684-2149, 3040006842149, 006842149
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1963 | 00-684-2149 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-00-684-2149
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 905J913-5 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 905J913-5 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 905J913-5 | 88657 | WESTINGHOUSE ELECTRIC CORPPOWER GENERATION-TURBINE DIV |
Technical Data | NSN 3040-00-684-2149
| Characteristic | Specifications |
|---|---|
| TEETH HARDNESS RATING | RCB56.0 ROCKWELL C MAXIMUM AND 62.0 ROCKWELL C MAXIMUM |
| WORM THREAD QUANTITY | 2 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 2.500 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 11 DEG 2 MIN |
| WORM OUTSIDE DIAMETER | 4.881 INCHES NOMINAL |
| WORM PITCH DIAMETER | 4.085 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 8.000 INCHES NOMINAL |
| WORM BODY LENGTH | 8.000 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| OVERALL LENGTH | 29.875 INCHES NOMINAL |
| FSC APPLICATION DATA | STEAM TURBINE |