2AB4

View detailed technical data, stock status, and sourcing information for: 2AB4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-400-8480

Item Name Code

47946

Assigment Date

11/26/1969 (56 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.

0.734 inches minimum and 0.744 inches maximum center hole diameter, 0.067 inches minimum and 0.073 inches maximum cross-sectional height, rubber butadiene-acrylonitrile class nbr material, 0.879 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: 0.879 inches nominal
Cross-Sectional Height: 0.067 inches minimum and 0.073 inches maximum
Center Hole Diameter: 0.734 inches minimum and 0.744 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-00-162-5677	No Name Available	03/09/1973
5330-00-477-0131	No Name Available	02/05/1972
5330-00-482-6903	No Name Available	07/11/1971
5330-00-966-8974	No Name Available	09/01/1977
5330-01-014-2147	No Name Available	02/01/1977

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
1-018	O-Ring
2-018 N674-7	O-Ring
2-18N219-7	O-Ring
2AB4	O-Ring
7-57-042	O-Ring
700-P-31	O-Ring
A34548-9-16	O-Ring
AS568-018/D2000M3CH714	O-Ring
BUNA-N-218	O-Ring
CM1-018-B46A	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-400-8480?

The FSCG of the NSN 5331-00-400-8480 is 5331

Does the NSN 5331-00-400-8480 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-400-8480 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 5331-00-400-8480 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-400-8480 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 5331-00-400-8480 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Nov 26, 1969