National Item Identification Number

00-968-8575
009688575
3040-00-968-8575
3040009688575

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)

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Reference Numbers (Part Numbers)

W2F23720

Required Categories

MATERIAL
TEETH HARDNESS RATING
SHAFT HARDNESS RATING
SURFACE TREATMENT
WORM

Required Description

STEEL
28.0 ROCKWELL C NOMINAL
53.0 ROCKWELL C MINIMUM AND
57.0 ROCKWELL C MAX