5331-01-428-7166

Find complete technical information, availability, and procurement data for: 5331-01-428-7166
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-428-7166

Item Name Code

47946

Assigment Date

03/31/1996 (30 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

20.955 inches nominal center hole diameter, rubber fluorocarbon class fpm material, 0.275 inches nominal 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.

Cross-Sectional Height: 0.275 inches nominal
Center Hole Diameter: 20.955 inches nominal
Material: rubber fluorocarbon class fpm

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
211056400	O-Ring
807220-48	O-Ring
AS3581-470	O-Ring
M83248/2-470	O-Ring
RX-192369 ITEM 1.6	O-Ring
RX-192369 ITEM 16	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-428-7166?

The FSCG of the NSN 5331-01-428-7166 is 5331

Does the NSN 5331-01-428-7166 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-428-7166 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 5331-01-428-7166 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-428-7166 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 5331-01-428-7166 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Sun, Mar 31, 1996