7377-155

View detailed technical data, stock status, and sourcing information for: 7377-155
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-912-5040

Item Name Code

47946

Assigment Date

06/29/1966 (60 years ago)

4.159 inches minimum and 4.227 inches maximum outside diameter, rubber butadiene-acrylonitrile class nbr material, 0.100 inches minimum and 0.106 inches maximum cross-sectional height, 3.972 inches minimum and 4.002 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: 4.159 inches minimum and 4.227 inches maximum
Cross-Sectional Height: 0.100 inches minimum and 0.106 inches maximum
Center Hole Diameter: 3.972 inches minimum and 4.002 inches maximum
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Below is a list of NSNs that have been officially superseded by this NSN: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
5331-00-542-0754	O-Ring	07/01/2025
5330-01-024-3348	No Name Available	03/01/1978

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
10154081	O-Ring
1446-155	O-Ring
2-155 N304-75	O-Ring
2-155N304-7	O-Ring
2-155N304-75	O-Ring
2498408-002	O-Ring
4067-70-155	O-Ring
5331PL2227518	O-Ring
7377-155	O-Ring
9469126155	O-Ring
AS568-155MIL-P- 25732	O-Ring
MS28775-155	O-Ring
N0304 2-155	O-Ring
N304-75-155	O-Ring
P48026-155	O-Ring
PRP568-155-4067-70	O-Ring
SR 832-75-155	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-912-5040?

The FSCG of the NSN 5331-00-912-5040 is 5331

Does the NSN 5331-00-912-5040 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-912-5040 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 5331-00-912-5040 contain precious materials?

Precious metal content is unknown

Does NSN 5331-00-912-5040 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 5331-00-912-5040 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Jun 29, 1966