3751637

View detailed technical data, stock status, and sourcing information for: 3751637
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-146-0481

Item Name Code

15933

Assigment Date

01/24/1983 (43 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.

0.460 inches nominal top recess diameter, 45.0 degrees nominal bottom recess angle, 0.250 inches nominal material thickness, 0.420 inches nominal hole diameter, 0.750 inches nominal outside diameter

Product Characteristics

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

Hole Diameter: 0.420 inches nominal
Outside Diameter: 0.750 inches nominal
Material Thickness: 0.250 inches nominal
Top Recess Diameter: 0.460 inches nominal
Bottom Recess Angle: 45.0 degrees nominal
Top Recess Angle: 45.0 degrees nominal
Bottom Recess Diameter: 0.460 inches nominal
Material: copper overall
Style Designator: recessed both sides

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
3751637	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-146-0481?

The FSCG of the NSN 5310-01-146-0481 is 5310

Does the NSN 5310-01-146-0481 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-01-146-0481 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 5310-01-146-0481 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-146-0481 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 5310-01-146-0481 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Jan 24, 1983