3040-00-125-8783

Find complete technical information, availability, and procurement data for: 3040-00-125-8783
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-00-125-8783

Item Name Code

18249

Assigment Date

11/15/1968 (57 years ago)

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, and the like. Icludes items with bearings. Excludes:items having more than on worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

right-hand second end, fifth portion shaft thread direction, 6.375 inches nominal overall length, not identical end similarity, 0.323 inches nominal second end, fifth portion thread length, unf both ends screw thread series designator

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

End Similarity: not identical
Thread Length: 0.323 inches nominal second end, fifth portion
Overall Length: 6.375 inches nominal
Screw Thread Series Designator: unf both ends
Shaft Thread Direction: right-hand second end, fifth portion
Teeth Hardness Rating: 33.0 rockwell c minimum and 35.0 rockwell c maximum
Worm Thread Quantity: 1
Worm Thread Lead: 0.245 inches nominal
Worm Thread Direction: left-hand
Worm Pressure Angle In Deg: 14.500
Worm Helix Angle: 5deg44min
Worm Outside Diameter: 0.932 inches minimum and 0.937 inches maximum
Worm Pitch Diameter: 0.776 inches minimum and 0.778 inches maximum
Shaft Hardness Rating: 33.0 rockwell c minimum and 35.0 rockwell c maximum
Worm Thread Section Length: 1.490 inches minimum and 1.500 inches maximum
Worm Body Length: 3.173 inches nominal
Worm Body Tapered Bearing Surface End: not provided
Shaft Location: both ends of worm
Straight Unthreaded Length: 0.047 inches minimum first end, second portion
Straight Unthreaded Length: 0.062 inches maximum first end, second portion
Straight Unthreaded Length: 0.047 inches minimum second end, fourth portion
Straight Unthreaded Length: 0.047 inches minimum second end, second portion
Straight Unthreaded Length: 0.047 inches minimum second end, sixth portion
Straight Unthreaded Length: 0.062 inches maximum second end, fourth portion
Straight Unthreaded Length: 0.062 inches maximum second end, second portion
Straight Unthreaded Length: 0.062 inches maximum second end, sixth portion
Straight Unthreaded Length: 0.263 inches nominal first end, first portion
Straight Unthreaded Length: 0.583 inches nominal second end, third portion
Straight Unthreaded Length: 0.900 inches minimum first end, third portion
Straight Unthreaded Length: 0.910 inches maximum first end, third portion
Straight Unthreaded Length: 1.198 inches nominal second end, seventh portion
Straight Unthreaded Length: 1.410 inches nominal second end, first portion
Straight Unthreaded Section Diameter: 0.339 inches minimum second end, sixth portion
Straight Unthreaded Section Diameter: 0.354 inches maximum second end, sixth portion
Straight Unthreaded Section Diameter: 0.357 inches minimum second end, fourth portion
Straight Unthreaded Section Diameter: 0.367 inches maximum second end, fourth portion
Straight Unthreaded Section Diameter: 0.374 inches nominal second end, seventh portion
Straight Unthreaded Section Diameter: 0.416 inches maximum first end, second portion
Straight Unthreaded Section Diameter: 0.417 inches maximum second end, second portion
Straight Unthreaded Section Diameter: 0.436 inches minimum first end, third portion
Straight Unthreaded Section Diameter: 0.401 inches minimum first end, second portion
Straight Unthreaded Section Diameter: 0.402 inches minimum second end, second portion
Straight Unthreaded Section Diameter: 0.440 inches minimum first end, first portion
Straight Unthreaded Section Diameter: 0.450 inches maximum first end, first portion
Straight Unthreaded Section Diameter: 0.437 inches maximum first end, third portion
Straight Unthreaded Section Diameter: 0.437 inches nominal second end, third portion
Straight Unthreaded Section Diameter: 0.530 inches minimum second end, first portion
Straight Unthreaded Section Diameter: 0.540 inches maximum second end, first portion
Material: steel comp 303 or steel comp 303se or steel comp 304
Material Document And Classification: qq-s-763, class 303, 303se or 304 condition a fed spec all material responses
Surface Treatment: passivate
Fsc Application Data: mount,telescope

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
8587564	Worm Shaft

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3040-00-125-8783?

The FSCG of the NSN 3040-00-125-8783 is 3040

Does the NSN 3040-00-125-8783 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-00-125-8783 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3040-00-125-8783 contain precious materials?

Precious metal content is unknown

Does NSN 3040-00-125-8783 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3040-00-125-8783 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Nov 15, 1968