437-2707

View detailed technical data, stock status, and sourcing information for: 437-2707
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-166-8428

Item Name Code

47946

Assigment Date

11/19/1971 (54 years ago)

125 maximum elongation percentage, -15.0 fahrenheit and 400.0 fahrenheit temp rating, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 1.056 inches minimum and 1.092 inches maximum outside diameter, 0.786 inches minimum and 0.806 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: 1.056 inches minimum and 1.092 inches maximum
Temp Rating: -15.0 fahrenheit and 400.0 fahrenheit
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 0.786 inches minimum and 0.806 inches maximum
Elongation Percentage: 125 maximum
Hardness Rating: 75.0 shore durometer a nominal
Material: rubber fluorocarbon class fpm

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-439-1437	No Name Available	03/01/1978
5331-01-483-8645	No Name Available	08/01/2004

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
2-211-V884-75	O-Ring
2-211V0747-75	O-Ring
2-211V1164-75	O-Ring
2-211V1226-75	O-Ring
437-2707	O-Ring
52125 FN 58	O-Ring
ARP568-211MILR2 5897	O-Ring
AS3085-211	O-Ring
ASC1100610	O-Ring
M 83248/1-211	O-Ring
PC50430-3	O-Ring
R-8-29-29	O-Ring
ST1050-211	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-166-8428?

The FSCG of the NSN 5331-00-166-8428 is 5331

Does the NSN 5331-00-166-8428 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-166-8428 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 5331-00-166-8428 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-166-8428 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 5331-00-166-8428 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Nov 19, 1971