561B349

View detailed technical data, stock status, and sourcing information for: 561B349
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-005-3206

Item Name Code

47946

Assigment Date

06/23/1975 (51 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.

4.445 inches minimum and 4.505 inches maximum center hole diameter, 75.0 shore durometer a nominal hardness rating, 4.855 inches minimum and 4.935 inches maximum outside diameter, 0.205 inches minimum and 0.215 inches maximum cross-sectional height, 125 maximum elongation percentage

Product Characteristics

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

Outside Diameter: 4.855 inches minimum and 4.935 inches maximum
Cross-Sectional Height: 0.205 inches minimum and 0.215 inches maximum
Center Hole Diameter: 4.445 inches minimum and 4.505 inches maximum
Elongation Percentage: 125 maximum
Hardness Rating: 75.0 shore durometer a nominal
Material: rubber fluorocarbon class fpm

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5331-00-483-2737	No Name Available	04/01/2009
5330-00-551-0292	No Name Available	02/01/1985
5330-00-892-2580	No Name Available	11/01/1990

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
2-349 V747-75	O-Ring
2-349V0747-75	O-Ring
2-349V1164-75	O-Ring
2-349V1226-75	O-Ring
561B349	O-Ring
6843333-349	O-Ring
AS3209-349	O-Ring
M83248/1-349	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-005-3206?

The FSCG of the NSN 5331-01-005-3206 is 5331

Does the NSN 5331-01-005-3206 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-005-3206 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 5331-01-005-3206 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-005-3206 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 5331-01-005-3206 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Mon, Jun 23, 1975