M25988/1-906ES

View detailed technical data, stock status, and sourcing information for: M25988/1-906ES
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-279-9323

Item Name Code

47946

Assigment Date

08/22/1973 (53 years ago)

125 maximum elongation percentage, 0.075 inches minimum and 0.081 inches maximum cross-sectional height, 0.461 inches minimum and 0.475 inches maximum center hole diameter, 70.0 shore durometer a nominal hardness rating, 0.624 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.

Outside Diameter: 0.624 inches nominal
Cross-Sectional Height: 0.075 inches minimum and 0.081 inches maximum
Center Hole Diameter: 0.461 inches minimum and 0.475 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-00-161-0524	No Name Available	04/01/1987
5330-00-811-2746	No Name Available	06/01/1990
5330-01-110-4740	No Name Available	11/01/1987
5331-01-573-4150	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
10163256	O-Ring
5331PL0655011	O-Ring
5331PL1682971	O-Ring
5331PL1683962	O-Ring
M25988-1-906	O-Ring
M25988/1-906ES	O-Ring
MS25988/1A-906	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-279-9323?

The FSCG of the NSN 5331-00-279-9323 is 5331

Does the NSN 5331-00-279-9323 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-279-9323 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 5331-00-279-9323 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-279-9323 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 5331-00-279-9323 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Aug 22, 1973