5331-01-691-4250

Find complete technical information, availability, and procurement data for: 5331-01-691-4250
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-691-4250

Item Name Code

47946

Assigment Date

10/08/2020 (5 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

11.895 inches nominal outside diameter, -65.0 fahrenheit and 250.0 fahrenheit temp rating, 11.445 inches minimum and 11.505 inches maximum center hole diameter, 0.205 inches minimum and 0.215 inches maximum cross-sectional height, packing,ethylene propylene,preformed o-ring,phosphate ester resistant(-65 deg f to 250/300 deg f) part name assigned by controlling agency

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Outside Diameter: 11.895 inches nominal
Temp Rating: -65.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height: 0.205 inches minimum and 0.215 inches maximum
Center Hole Diameter: 11.445 inches minimum and 11.505 inches maximum
Part Name Assigned By Controlling Agency: packing,ethylene propylene,preformed o-ring,phosphate ester resistant(-65 deg f to 250/300 deg f)
Special Features: material is temperature rated to 300deg f for short term or intermittent use
Material: rubber ethylene-propylene class epm
Material Document And Classification: ethylene propylene copolymer or terpolymer per nas1613 national std/spec single material response
Specification/Standard Data: 80205-nas1611 professional/industrial association standard

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
NAS1611-380	O-Ring
NAS1611-380A	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-691-4250?

The FSCG of the NSN 5331-01-691-4250 is 5331

Does NSN 5331-01-691-4250 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 5331-01-691-4250 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-691-4250 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 5331-01-691-4250 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Thu, Oct 8, 2020