2-252-77-545

View detailed technical data, stock status, and sourcing information for: 2-252-77-545
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-165-1967

Item Name Code

47946

Assigment Date

11/19/1971 (54 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.

75.0 shore durometer a nominal hardness rating, 5.469 inches minimum and 5.555 inches maximum outside diameter, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 125 maximum elongation percentage, 5.199 inches minimum and 5.269 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: 5.469 inches minimum and 5.555 inches maximum
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 5.199 inches minimum and 5.269 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-00-891-4684	No Name Available	05/01/1984
5330-00-928-4617	No Name Available	03/01/1985
5331-01-332-1448	No Name Available	09/01/2014

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
020252V0747	O-Ring
116.000.201	O-Ring
17107A252-17107A	O-Ring
2-252 V747-75	O-Ring
2-252-77-545	O-Ring
2-252V0747-75	O-Ring
2-252V1164-75	O-Ring
2-252V1226-75	O-Ring
2-252V884-75	O-Ring
5331PL1672797	O-Ring
5331PL2122769	O-Ring
645001RR252	O-Ring
803-7106793-5-OA-1-124	O-Ring
803-7106793-6-OA-1-124	O-Ring
AC180-252	O-Ring
B62101-252	O-Ring
M83248/1-252	O-Ring
NAS1593-252	O-Ring
SRCBZ1500-252SR277-70	O-Ring
V1E10404-27	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-165-1967?

The FSCG of the NSN 5331-00-165-1967 is 5331

Does the NSN 5331-00-165-1967 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-165-1967 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 5331-00-165-1967 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-165-1967 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 5331-00-165-1967 was assigned to the Federal Catalog?

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