Worm Shaft

Model / MPN: 6406768 | NSN: 3040-01-377-9064

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

3040-01-377-9064

Sold in multiples of

1 EA

DEMIL

End Similarity

Not identical

Thread Length

0.6900 inches second end, ninth portion

Thread Length

2.1250 inches second end, fifth portion

Overall Length

12.6500 inches

Taper Length

0.9400 inches second end, seventh portion

Screw Thread Series Designator

Unc second end, fifth portion

Screw Thread Series Designator

Unc second end, ninth portion

Worm Thread Quantity

Worm Thread Direction

Right-hand

Worm Pressure Angle In Deg

14.083

Worm Helix Angle

7 degrees 8 min

Worm Outside Diameter

1.667 inches

Worm Pitch Diameter

1.333 inches

Worm Thread Section Length

2.380 inches

Worm Body Tapered Bearing Surface End

Not provided

Shaft Location

Both ends of worm

Straight Unthreaded Length

0.1200 inches second end, eighth portion

Straight Unthreaded Length

0.1870 inches second end, fourth portion

Straight Unthreaded Length

0.2500 inches first end, second portion

Straight Unthreaded Length

0.2500 inches second end, second portion

Straight Unthreaded Length

0.6500 inches first end, third portion

Straight Unthreaded Length

0.8100 inches first end, first portion

Straight Unthreaded Length

0.8100 inches second end, first portion

Straight Unthreaded Length

1.4380 inches second end, sixth portion

Straight Unthreaded Length

2.0000 inches second end, third portion