20255PC5

View detailed technical data, stock status, and sourcing information for: 20255PC5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-166-1090

Item Name Code

47946

Assigment Date

11/19/1971 (54 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.

90.0 shore durometer a nominal hardness rating, -20.0 fahrenheit and 400.0 fahrenheit temp rating, 1.066 inches nominal outside diameter, 0.917 inches minimum and 0.935 inches maximum center hole diameter, 0.067 inches minimum and 0.073 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: 1.066 inches nominal
Temp Rating: -20.0 fahrenheit and 400.0 fahrenheit
Cross-Sectional Height: 0.067 inches minimum and 0.073 inches maximum
Center Hole Diameter: 0.917 inches minimum and 0.935 inches 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-00-432-8156	No Name Available	04/01/1983
5331-00-760-5718	No Name Available	04/01/2008
5330-00-871-9204	No Name Available	11/01/1991

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
2-021V587-9	O-Ring
20193PC6	O-Ring
20255PC5	O-Ring
280977PC62	O-Ring
5331PL1334753	O-Ring
A6689-021-235	O-Ring
A6689.021.212	O-Ring
M83248-2-021ES	O-Ring
M83248/2-021	O-Ring
PLC-11440 ITEM 7	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-166-1090?

The FSCG of the NSN 5331-00-166-1090 is 5331

Does the NSN 5331-00-166-1090 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-166-1090 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 5331-00-166-1090 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-166-1090 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 5331-00-166-1090 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Nov 19, 1971