8A65A55

View detailed technical data, stock status, and sourcing information for: 8A65A55
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-291-3085

Item Name Code

47946

Assigment Date

01/01/1961 (65 years ago)

4.969 inches minimum and 4.999 inches maximum center hole diameter, 5.219 inches minimum and 5.305 inches maximum outside diameter, rubber butadiene-acrylonitrile class nbr material, 0.135 inches minimum and 0.143 inches maximum 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.

Outside Diameter: 5.219 inches minimum and 5.305 inches maximum
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 4.969 inches minimum and 4.999 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Below is a list of NSNs that have been officially superseded by this NSN: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
2915-00-298-0068	No Name Available	01/01/1960
5330-00-654-4488	No Name Available	01/01/1963
1630-00-773-3907	No Name Available	04/12/1968
5330-00-869-2323	No Name Available	01/01/1960

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
10V60-141-250	O-Ring
114525-250-51	O-Ring
1793-250	O-Ring
2-250 N602-70	O-Ring
306-11	O-Ring
457-60-250	O-Ring
5330002913085	O-Ring
725-70-250	O-Ring
7866-250	O-Ring
8A65A55	O-Ring
8A9036	O-Ring
AF934-165	O-Ring
C-69-250	O-Ring
MS29513-250	O-Ring
PTP568-250-457-60	O-Ring
PX1775-250	O-Ring
RT253-65-250	O-Ring
SR-822A-60-250	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-291-3085?

The FSCG of the NSN 5331-00-291-3085 is 5331

Does the NSN 5331-00-291-3085 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-291-3085 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 5331-00-291-3085 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-291-3085 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 5331-00-291-3085 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961