2-031 E540-80

View detailed technical data, stock status, and sourcing information for: 2-031 E540-80
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-016-8944

Item Name Code

47946

Assigment Date

02/25/1976 (50 years ago)

1.858 inches minimum and 1.900 inches maximum outside diameter, 80.0 shore durometer a nominal hardness rating, -70.0 fahrenheit and 250.0 fahrenheit temp rating, 1.729 inches minimum and 1.749 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.

Outside Diameter: 1.858 inches minimum and 1.900 inches maximum
Temp Rating: -70.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height: 0.067 inches minimum and 0.073 inches maximum
Center Hole Diameter: 1.729 inches minimum and 1.749 inches maximum
Hardness Rating: 80.0 shore durometer a nominal
Material: rubber synthetic

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
2-031 E540-80	O-Ring
2-031E540-80	O-Ring
91098	O-Ring
N141004730	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-016-8944?

The FSCG of the NSN 5331-01-016-8944 is 5331

Does the NSN 5331-01-016-8944 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-016-8944 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 5331-01-016-8944 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-016-8944 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 5331-01-016-8944 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Wed, Feb 25, 1976