5331-00-288-1953

Find complete technical information, availability, and procurement data for: 5331-00-288-1953
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-288-1953

Item Name Code

47946

Assigment Date

09/17/1973 (52 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.

3.581 inches minimum and 3.637 inches maximum center hole diameter, 3.887 inches nominal outside diameter, 125 maximum elongation percentage, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 70.0 shore durometer a nominal hardness rating

Product Characteristics

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

Outside Diameter: 3.887 inches nominal
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 3.581 inches minimum and 3.637 inches maximum
Elongation Percentage: 125 maximum
Hardness Rating: 70.0 shore durometer a nominal
Material: rubber fluorosilicone class fq

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-214-6694	No Name Available	10/01/1997
5331-01-680-3055	No Name Available	06/01/2023

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
10163871	O-Ring
142794-239ES	O-Ring
2-239 L677-70	O-Ring
2-239L677-7	O-Ring
755D210P239	O-Ring
M25988/1-239	O-Ring
MA280025-44	O-Ring
MS25988/1-239	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-288-1953?

The FSCG of the NSN 5331-00-288-1953 is 5331

Does the NSN 5331-00-288-1953 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-288-1953 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 5331-00-288-1953 contain precious materials?

Precious metal content is unknown

Does NSN 5331-00-288-1953 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 5331-00-288-1953 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Mon, Sep 17, 1973