211133

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211133
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5331 O-Ring
National Stock Number
5331-00-291-7384
Item Name Code
47946
Assigment Date
01/01/1963 (63 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

0.100 inches minimum and 0.106 inches maximum cross-sectional height, 1.984 inches minimum and 2.026 inches maximum outside diameter, rubber butadiene-acrylonitrile class nbr material, 1.789 inches minimum and 1.809 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
1.984 inches minimum and 2.026 inches maximum
Cross-Sectional Height
0.100 inches minimum and 0.106 inches maximum
Center Hole Diameter
1.789 inches minimum and 1.809 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-00-291-3829 No Name Available 01/01/1963
5330-00-559-2084 No Name Available 10/01/1988
5330-00-837-5954 No Name Available 08/22/1966
5330-00-842-1709 No Name Available 07/10/1970
5330-00-984-5764 No Name Available 08/01/1986
5330-01-542-0767 No Name Available 06/01/2018

Related Parts

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FAQs

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

What is the FSCG of the NSN 5331-00-291-7384?
The FSCG of the NSN 5331-00-291-7384 is 5331
Does the NSN 5331-00-291-7384 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-00-291-7384 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 5331-00-291-7384 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-00-291-7384 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 5331-00-291-7384 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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