3040-00-517-7756

Find complete technical information, availability, and procurement data for: 3040-00-517-7756
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-00-517-7756

Item Name Code

18249

Assigment Date

01/01/1963 (63 years ago)

not identical end similarity, right-hand second end, sixth portion shaft thread direction, 0.313 inches nominal second end, sixth portion thread length, unc second end, sixth portion screw thread series designator, 4.110 inches nominal overall length

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: 0.313 inches nominal second end, sixth portion
Overall Length: 4.110 inches nominal
Screw Thread Series Designator: unc second end, sixth portion
Shaft Thread Direction: right-hand second end, sixth portion
Teeth Hardness Rating: 30.0 rockwell c minimum and 35.0 rockwell c maximum
Worm Thread Quantity: 1
Worm Thread Lead: 0.1666 inches nominal
Worm Thread Direction: left-hand
Worm Pressure Angle In Deg: 29.000
Worm Helix Angle: 5 deg 52 min
Worm Outside Diameter: 0.622 inches nominal
Worm Pitch Diameter: 0.518 inches nominal
Shaft Hardness Rating: 30.0 rockwell c minimum and 35.0 rockwell c maximum
Worm Thread Section Length: 0.944 inches nominal
Worm Body Length: 1.000 inches nominal
Worm Body Tapered Bearing Surface End: not provided
Shaft Location: both ends of worm
Straight Unthreaded Length: 0.047 inches nominal first end, first portion
Straight Unthreaded Length: 0.047 inches nominal second end, fourth portion
Straight Unthreaded Length: 0.160 inches nominal second end, third portion
Straight Unthreaded Length: 0.462 inches nominal second end, second portion
Straight Unthreaded Length: 0.730 inches nominal second end, first portion
Straight Unthreaded Length: 0.811 inches nominal first end, second portion
Straight Unthreaded Length: 0.853 inches nominal second end, fifth portion
Straight Unthreaded Section Diameter: 0.245 inches nominal second end, fourth portion
Straight Unthreaded Section Diameter: 0.2504 inches nominal second end, fifth portion
Straight Unthreaded Section Diameter: 0.340 inches nominal second end, third portion
Straight Unthreaded Section Diameter: 0.344 inches nominal second end, first portion
Straight Unthreaded Section Diameter: 0.370 inches nominal first end, first portion
Straight Unthreaded Section Diameter: 0.375 inches nominal first end, second portion
Straight Unthreaded Section Diameter: 0.625 inches nominal second end, second portion
Unthreaded Section Pin Hole Diameter: 0.1090 inches nominal second end, fifth portion
Material: steel
Surface Treatment: passivate
Fsc Application Data: telescope,elbow,antiaircraft fire control equipment

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
5177756	Worm Shaft

FAQs

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

What is the FSCG of the NSN 3040-00-517-7756?

The FSCG of the NSN 3040-00-517-7756 is 3040

Does the NSN 3040-00-517-7756 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-00-517-7756 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 3040-00-517-7756 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-00-517-7756 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 3040-00-517-7756 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963