MS28778-932

View detailed technical data, stock status, and sourcing information for: MS28778-932
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-088-6871

Item Name Code

47946

Assigment Date

01/17/1980 (46 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.

125 maximum elongation percentage, 90.0 shore durometer a nominal hardness rating, 0.114 inches minimum and 0.122 inches maximum cross-sectional height, 2.319 inches minimum and 2.355 inches maximum center hole diameter, 2.573 inches nominal 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: 2.573 inches nominal
Cross-Sectional Height: 0.114 inches minimum and 0.122 inches maximum
Center Hole Diameter: 2.319 inches minimum and 2.355 inches maximum
Elongation Percentage: 125 maximum
Hardness Rating: 90.0 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-01-102-7977	No Name Available	07/01/1987
5330-01-392-9429	No Name Available	11/01/1995

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
431385 ITEM 23	O-Ring
5331PL1259341	O-Ring
534-518-81-42	O-Ring
AS3581-932	O-Ring
M83248/2-932	O-Ring
MS28778-932	O-Ring
Z1057AR	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-088-6871?

The FSCG of the NSN 5331-01-088-6871 is 5331

Does the NSN 5331-01-088-6871 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-088-6871 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 5331-01-088-6871 contain precious materials?

Precious metal content is unknown

Does NSN 5331-01-088-6871 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 5331-01-088-6871 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Thu, Jan 17, 1980