NSN 3040-01-505-0529

Part Details | WORM SHAFT

3040-01-505-0529 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: B83195219, B831-9521-9, 74102519, 7410251-9, 7410251, 59674102519, 596-7410251-9, 3040-01-505-0529, 01-505-0529, 3040015050529, 015050529

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30FEB 20, 200301-505-052918249 ( WORM SHAFT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-505-0529
Part Number Cage Code Manufacturer
B831-9521-996169ELECTRIC BOAT CORPORATION
7410251-953711NAVAL SEA SYSTEMS COMMAND
741025153711NAVAL SEA SYSTEMS COMMAND
596-7410251-953711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-505-0529
Characteristic Specifications
MATERIAL COPPER ALLOY
WORM THREAD QUANTITY76
WORM PRESSURE ANGLE IN DEG14.500
WORM THREAD LEAD0.166 INCHES NOMINAL
WORM THREAD DIRECTION RIGHT-HAND
WORM HELIX ANGLE2.4302 DEG
WORM OUTSIDE DIAMETER1.2417 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
WORM PITCH DIAMETER1.1338 INCHES MINIMUM AND 1.1578 INCHES MAXIMUM
WORM THREAD SECTION LENGTH12.670 INCHES NOMINAL
WORM BODY LENGTH21.070 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END NOT PROVIDED
SHAFT LOCATION ONE END OF WORM
OVERALL LENGTH21.070 INCHES NOMINAL
SPECIAL FEATURESPART NAME BY CONTROLLING AGENCY: WORM SHAFT, ACME THREAD. NOTE: COAT ACME THREADS ON SHAFT WITH TERMALENE A-A-50433, PRIOR TO ASSEMBLY.
END ITEM IDENTIFICATIONSEAWOLF CLASS SUBMARINE SSN 23, CARGO BAY LOADLINE EXTENSION GUIDE RAILSASSEMBLY.