5331-00-531-3718

Find complete technical information, availability, and procurement data for: 5331-00-531-3718
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-531-3718

Item Name Code

47946

Assigment Date

01/01/1963 (63 years ago)

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

rubber butadiene-acrylonitrile class nbr material, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 65.0 shore durometer a nominal hardness rating, 1.290 inches minimum and 1.302 inches maximum center hole diameter, 1.554 inches minimum and 1.594 inches maximum outside 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: 1.554 inches minimum and 1.594 inches maximum
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 1.290 inches minimum and 1.302 inches maximum
Hardness Rating: 65.0 shore durometer a nominal
Material: rubber butadiene-acrylonitrile class nbr

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-360-2514	No Name Available	09/01/1997
5330-00-550-6618	No Name Available	01/01/1963
5330-00-585-3354	No Name Available	01/01/1963

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
2-531 N506-65	O-Ring
317S24	O-Ring
62G190-24	O-Ring
67G190-24	O-Ring
69890-24	O-Ring
AS3578-219	O-Ring
MS9021-219	O-Ring
MS9021-219ES	O-Ring
PRP568-219-4024-65	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-531-3718?

The FSCG of the NSN 5331-00-531-3718 is 5331

Does the NSN 5331-00-531-3718 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-531-3718 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 5331-00-531-3718 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-531-3718 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 5331-00-531-3718 was assigned to the Federal Catalog?

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