Worm Shaft

Model / MPN: 8211668 | NSN: 3040-00-546-9721

A drive shaft having helical threa (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.

Product Details

NATO Stock Number

3040-00-546-9721

Sold in multiples of

1 EA

DEMIL

End Similarity

Not identical

Overall Length

3.687 inches

Worm Thread Quantity

Worm Thread Lead

0.063 inches

Worm Thread Direction

Right-hand

Worm Pressure Angle In Deg

14.500

Worm Helix Angle

3 degrees 24 minutes

Worm Outside Diameter

0.374 inches

Worm Pitch Diameter

Between 0.332 inches and 0.334 inches

Worm Thread Section Length

0.437 inches

Worm Body Tapered Bearing Surface End

Not provided

Shaft Location

Both ends of worm

Straight Unthreaded Length

0.046 inches second end, fourth portion

Straight Unthreaded Length

0.218 inches second end, second portion

Straight Unthreaded Length

0.250 inches first end, first portion

Straight Unthreaded Length

0.328 inches second end, third portion

Straight Unthreaded Length

0.298 inches second end, first portion

Straight Unthreaded Length

0.735 inches second end, fifth portion

Straight Unthreaded Length

1.375 inches first end, second portion