5331-01-728-7089

Find complete technical information, availability, and procurement data for: 5331-01-728-7089
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-728-7089

Item Name Code

47946

Assigment Date

04/16/2025 (1 year ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

oring tab,epdm part name assigned by controlling agency, 20.47 millimeters minimum and 20.77 millimeters maximum center hole diameter, 2.54 millimeters minimum and 2.70 millimeters maximum cross-sectional height, -70.0 fahrenheit and 250.0 fahrenheit temp rating, 017089380 end item identification

Product Characteristics

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

Temp Rating: -70.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height: 2.54 millimeters minimum and 2.70 millimeters maximum
Center Hole Diameter: 20.47 millimeters minimum and 20.77 millimeters maximum
End Item Identification: 017089380
Part Name Assigned By Controlling Agency: oring tab,epdm
Special Features: hardness rating is durometer 70
Material: rubber ethylene-propylene-diene class epdm

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
D014S595	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-728-7089?

The FSCG of the NSN 5331-01-728-7089 is 5331

Does NSN 5331-01-728-7089 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 5331-01-728-7089 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-728-7089 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 5331-01-728-7089 was assigned to the Federal Catalog?

It was assigned 1 year ago, on Wed, Apr 16, 2025