3040-01-116-3996

Find complete technical information, availability, and procurement data for: 3040-01-116-3996
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-116-3996

Item Name Code

18249

Assigment Date

07/25/1981 (45 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

right-hand worm thread direction, not identical end similarity, 3 worm thread quantity, 2.250 inches nominal worm thread lead, 26.375 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
Overall Length: 26.375 inches nominal
Worm Thread Quantity: 3
Worm Thread Lead: 2.250 inches nominal
Worm Thread Direction: right-hand
Worm Pressure Angle In Deg: 25.000
Worm Outside Diameter: 3.057 inches nominal
Worm Pitch Diameter: 2.644 inches nominal
Worm Thread Section Length: 4.000 inches nominal
Worm Body Length: 4.000 inches nominal
Worm Body Tapered Bearing Surface End: not provided
Shaft Location: both ends of worm
Material: steel comp 4620
Material Document And Classification: aisi 4620 assn std single material response

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
00743C148-1	Worm Shaft
743C148-001	Worm Shaft
747C251	Worm Shaft
747C251-001	Worm Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-116-3996?

The FSCG of the NSN 3040-01-116-3996 is 3040

Does the NSN 3040-01-116-3996 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-116-3996 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 3040-01-116-3996 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-116-3996 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 3040-01-116-3996 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Sat, Jul 25, 1981