NSN 3040-01-508-6623
Part Details | WORM SHAFT
3040-01-508-6623 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: B434821223, B434-8212-23, B434820521, B434-8205-21, 7410365, 7409253, 596741036521, 596-7410365-21, 596740925323, 596-7409253-23, 596740925321, 596-7409253-21, 3040-01-508-6623, 01-508-6623, 3040015086623, 015086623
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | MAY 29, 2003 | 01-508-6623 | 18249 ( WORM SHAFT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-508-6623
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B434-8212-23 | 96169 | ELECTRIC BOAT CORPORATION |
| B434-8205-21 | 96169 | ELECTRIC BOAT CORPORATION |
| 7410365 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 7409253 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 596-7410365-21 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 596-7409253-23 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 596-7409253-21 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 3040-01-508-6623
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL ALLOY |
| WORM THREAD QUANTITY | 4 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.500 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM HELIX ANGLE | 14.03624 DEG |
| WORM OUTSIDE DIAMETER | 2.000 INCHES NOMINAL |
| WORM BODY LENGTH | 36.125 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | PROVIDED |
| TAPERED BEARING SURFACE LARGEST DIAMETER | 2.000 INCHES NOMINAL |
| TAPERED BEARING SURFACE SMALLEST DIAMETER | 1.760 INCHES NOMINAL |
| TAPERED BEARING SURFACE LENGTH | 0.120 INCHES NOMINAL |
| SHAFT LOCATION | ONE END OF WORM |
| OVERALL LENGTH | 36.125 INCHES NOMINAL |
| SPECIAL FEATURES | PART NAME BY CONTROLLING AGENCY: SCREW, POWER RH. FIRST END, EIGHTH PORTION, TWO PARALLEL FLATS 2.50 ACROSS. ACME THREAD AREA 12.00 FROM FIRST END HAS 1.88 HOLE DRILLED THUR. NOTE: REFERENCING DRAWING 596-7410365-21 WILL SHOW, SCREW POWER RH, P/N B434-8212-21. FOR CORRECTION TO DRAWING REFER TO (ER) ENGINEERING REPORT ERMF02198 INDICATING DRAWING 596-7410365-21 IS NOW, SCREW POWER LH, P/N B434-8212-23. |
| END ITEM IDENTIFICATION | SEAWOLF CLASS SUBMARINE SSN 23, EXTERNAL STBD TRAY HANDLING WINCH CABLE DRUM LEVEL WIND ASSEMBLY |