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5331-00-903-7381

O-Ring

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Featured Parts

15031C 3.0IN PC03
4820-01-440-9246
Valve Disk
15031C 3.0IN PC04
4820-01-440-9252
Valve Seat
15031C 3.0IN PC05
4820-01-440-9255
Fluid Valve Stem
15031C 3.0IN PC07
5340-01-440-2175
Handwheel
15031C 3.0IN PC10
5310-01-440-5240
Round Plain Nut
15031C 3.0IN PC14
5310-01-440-5239
Round Plain Nut
15031C 3.0IN PC19
5331-01-441-3396
O-Ring
15031C 3.0IN PC21
5325-01-440-9690
Retaining Ring

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Official Item Classification

Name
O-Ring
(NSN) National Stock Number
5331-00-903-7381
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5331 O-Ring
(INC) Item Name Code
47946
(FIIG) Federal Item Identification Guide
A510X0
Date
06/10/1966 (60 years ago)

0.313 inches minimum and 0.315 inches maximum center hole diameter, 0.045 inches minimum and 0.052 inches maximum cross-sectional height, plastic material

Specs & Compatibility

Cross-Sectional Height

0.045 inches minimum and 0.052 inches maximum

Center Hole Diameter

0.313 inches minimum and 0.315 inches maximum

Material

plastic

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0047946

Related Hardware Products

Part Number Description
400004-2 O-Ring

Frequently Asked Questions

What is the FSCG of the NSN 5331-00-903-7381?
The FSCG of the NSN 5331-00-903-7381 is 5331
Does the NSN 5331-00-903-7381 have a Schedule B code assigned?
Yes, the Schedule B code is 3926904500
Does NSN 5331-00-903-7381 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 5331-00-903-7381 contain precious materials?
Precious metal content is unknown
Does NSN 5331-00-903-7381 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 5331-00-903-7381 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Fri, Jun 10, 1966