National Item Identification Number
00-421-1679
004211679
3040-00-421-1679
3040004211679
National Stock Number
Item Name
WORM SHAFT
Federal Supply Class
3040
Description
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.
Commercial and Government Entity Code (Supplier Data)
19200
Reference Numbers (Part Numbers)
10512780
Required Categories
MATERIAL
TEETH HARDNESS RATING
SHAFT HARDNESS RATING
SURFACE TREATMENT
WORM
Required Description
STEEL, CORROSION RESISTING
26.0 ROCKWELL C MINIMUM AND
31.0 ROCKWELL C MAXIMUM