5331-00-556-7877

Find complete technical information, availability, and procurement data for: 5331-00-556-7877
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-556-7877

Item Name Code

47946

Assigment Date

11/08/1974 (51 years ago)

A spring consisting of a length of material wound on itself in the form of a spiral, finished at the ends and designed to exert pressure in a rotating direction around the spring axis. The material may be of various cross-sectional shapes such as round or rectangular. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature).

-30.0 fahrenheit and 250.0 fahrenheit temp rating, 2.605 inches minimum and 2.657 inches maximum outside diameter, 331 maximum elongation percentage, 0.125 inches minimum and 0.135 inches maximum cross-sectional height, 2.415 inches minimum and 2.435 inches maximum center hole diameter

Product Characteristics

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

Outside Diameter: 2.605 inches minimum and 2.657 inches maximum
Temp Rating: -30.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height: 0.125 inches minimum and 0.135 inches maximum
Center Hole Diameter: 2.415 inches minimum and 2.435 inches maximum
Elongation Percentage: 331 maximum
Hardness Rating: 70.0 shore durometer a nominal
Material: rubber silicone class q

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
0561C0031-29	O-Ring
2-143 N674-70	O-Ring
2-143N674-70	O-Ring
3510-0034-001	O-Ring
AS568-143/D2000	O-Ring
AS568-143/D2000-05	O-Ring
N32-95-256	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-556-7877?

The FSCG of the NSN 5331-00-556-7877 is 5331

Does the NSN 5331-00-556-7877 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-556-7877 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 5331-00-556-7877 contain precious materials?

Precious metal content is unknown

Does NSN 5331-00-556-7877 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 5331-00-556-7877 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Fri, Nov 8, 1974