Worm Shaft

Model / MPN: 8419008 | NSN: 3040-00-607-2533

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

3040-00-607-2533

Sold in multiples of

DEMIL

End Similarity

Not identical

Thread Length

0.375 inches first end, fifth portion

Thread Length

0.375 inches second end, fifth portion

Overall Length

10.188 inches

Keyway Width

0.188 inches first end, fifth portion

Keyway Width

0.188 inches second end, fifth portion

Keyway Depth

0.094 inches first end, fifth portion

Keyway Depth

0.094 inches second end, fifth portion

Screw Thread Series Designator

Uns first end, fifth portion

Screw Thread Series Designator

Uns second end, fifth portion

Shaft Thread Direction

Right-hand second end, fifth portion

Shaft Thread Direction

Right-hand first end, fifth portion

Worm Thread Quantity

Worm Thread Lead

0.625 inches

Worm Thread Direction

Left-hand

Worm Pressure Angle In Deg

14.500

Worm Helix Angle

4 degrees 32 min 59.3 sec

Worm Outside Diameter

Between 2.895 inches and 2.897 inches

Worm Pitch Diameter

2.500 inches

Worm Body Length

3.188 inches

Worm Body Tapered Bearing Surface End

Not provided

Shaft Location

Both ends of worm

Straight Unthreaded Length

0.593 inches second end, third portion

Straight Unthreaded Length

1.239 inches second end, second portion