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5331-01-257-8623

Find complete technical information, availability, and procurement data for: 5331-01-257-8623

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5331-01-257-8623
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5331 O-Ring
National Stock Number
5331-01-257-8623
Item Name Code
47946
Assigment Date
06/25/1987 (39 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

-65.0 fahrenheit and 250.0 fahrenheit temp rating, 0.665 inches minimum and 0.683 inches maximum center hole diameter, 164 maximum elongation percentage, 0.100 inches minimum and 0.106 inches maximum cross-sectional height, 0.865 inches minimum and 0.895 inches maximum 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
0.865 inches minimum and 0.895 inches maximum
Temp Rating
-65.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height
0.100 inches minimum and 0.106 inches maximum
Center Hole Diameter
0.665 inches minimum and 0.683 inches maximum
Elongation Percentage
164 maximum
Hardness Rating
75.0 shore durometer a nominal
Criticality Code Justification
zzzy
Material
rubber butadiene-acrylonitrile class nbr
Test Data Document
"81349-mil-p-23199 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Reference Number Differentiating Characteristics
as differentiated by material which must conform to ships parts control center special quality control provisions and certifed free from mercury contamination

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
2-115N304-75 O-Ring
LL-HX4-9042 O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-257-8623?
The FSCG of the NSN 5331-01-257-8623 is 5331
Does the NSN 5331-01-257-8623 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-01-257-8623 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 5331-01-257-8623 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-01-257-8623 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 5331-01-257-8623 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Thu, Jun 25, 1987

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