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B4-308 O-Ring

5331-00-641-4350

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Featured Parts

50194300
5325-01-481-8675
Retaining Ring
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4820-00-506-3058
Valve Bonnet
501945ITEM108
4820-00-469-1853
Angle Valve
501945ITEM112
4820-00-287-3327
Globe Valve
501945ITEM159
5305-00-383-5448
Special Screw
501945ITEM160
5305-00-375-7420
Special Screw
501945ITEM17
4730-00-595-1067
Sediment Strainer Element
501945ITEM2
5360-00-374-3201
Shaftseal Spring

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Official Item Classification

Name
O-Ring
Part Number
B4-308
(NSN) National Stock Number
5331-00-641-4350
(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
01/01/1961 (65 years ago)

0.210 inches nominal cross-sectional height, 3.520 inches nominal outside diameter, rubber material, 3.085 inches minimum and 3.115 inches maximum center hole diameter, 160 maximum elongation percentage

Specs & Compatibility

Outside Diameter

3.520 inches nominal

Cross-Sectional Height

0.210 inches nominal

Center Hole Diameter

3.085 inches minimum and 3.115 inches maximum

Elongation Percentage

160 maximum

Material

rubber

Replacement For

Part Number Description
5330-00-196-5327 No Name Available 01/01/1963
5330-00-211-9748 No Name Available 08/10/1973
5330-00-231-4116 No Name Available 01/01/1963
5330-00-551-2050 No Name Available 01/02/1975
5330-00-641-0730 No Name Available 01/01/1963
5330-00-684-8027 No Name Available 10/01/1986

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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

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Frequently Asked Questions

What is the FSCG of the NSN 5331-00-641-4350?
The FSCG of the NSN 5331-00-641-4350 is 5331
Does the NSN 5331-00-641-4350 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-00-641-4350 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 5331-00-641-4350 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-00-641-4350 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 5331-00-641-4350 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961