5331-01-031-8256

Find complete technical information, availability, and procurement data for: 5331-01-031-8256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-031-8256

Item Name Code

47946

Assigment Date

12/02/1976 (49 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

rubber butadiene-acrylonitrile class nbr material, 2.471 inches minimum and 2.507 inches maximum center hole diameter, 0.067 inches minimum and 0.073 inches maximum cross-sectional height

Product Characteristics

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

Cross-Sectional Height: 0.067 inches minimum and 0.073 inches maximum
Center Hole Diameter: 2.471 inches minimum and 2.507 inches maximum
Material: rubber butadiene-acrylonitrile class nbr

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
2-037 N674-7	O-Ring
2507294-23	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-031-8256?

The FSCG of the NSN 5331-01-031-8256 is 5331

Does the NSN 5331-01-031-8256 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-031-8256 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 5331-01-031-8256 contain precious materials?

Precious metal content is unknown

Does NSN 5331-01-031-8256 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 5331-01-031-8256 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 2, 1976