18256PIECE11

View detailed technical data, stock status, and sourcing information for: 18256PIECE11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-013-1452

Item Name Code

47946

Assigment Date

11/27/1975 (50 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.

-35.0 fahrenheit and 225.0 fahrenheit temp rating, 70.0 shore durometer a nominal hardness rating, 1.239 inches minimum and 1.271 inches maximum outside diameter, 0.100 inches minimum and 0.106 inches maximum cross-sectional height, 1.043 inches minimum and 1.055 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: 1.239 inches minimum and 1.271 inches maximum
Temp Rating: -35.0 fahrenheit and 225.0 fahrenheit
Cross-Sectional Height: 0.100 inches minimum and 0.106 inches maximum
Center Hole Diameter: 1.043 inches minimum and 1.055 inches maximum
Hardness Rating: 70.0 shore durometer a nominal
Material: rubber chloroprene class cr

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
028-13717	O-Ring
18256PIECE11	O-Ring
2-121C557-7	O-Ring
2-121C873-70	O-Ring
300-590P10	O-Ring
4121-53	O-Ring
4121-73	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-013-1452?

The FSCG of the NSN 5331-01-013-1452 is 5331

Does the NSN 5331-01-013-1452 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-013-1452 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 5331-01-013-1452 contain precious materials?

Precious metal content is unknown

Does NSN 5331-01-013-1452 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 5331-01-013-1452 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Nov 27, 1975