NF-4008-B

View detailed technical data, stock status, and sourcing information for: NF-4008-B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-005-0521

Item Name Code

47946

Assigment Date

06/19/1975 (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.

0.135 inches minimum and 0.143 inches maximum cross-sectional height, 0.749 inches minimum and 0.775 inches maximum outside diameter, 125 maximum elongation percentage, 0.477 inches minimum and 0.491 inches maximum center hole diameter, -15.0 fahrenheit and 400.0 fahrenheit temp rating

Product Characteristics

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

Outside Diameter: 0.749 inches minimum and 0.775 inches maximum
Temp Rating: -15.0 fahrenheit and 400.0 fahrenheit
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 0.477 inches minimum and 0.491 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Below is a list of NSNs that have been officially superseded by this NSN: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
5330-01-044-2315	No Name Available	06/01/1986
5331-01-425-8406	No Name Available	11/01/2001

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
10163349	O-Ring
1588 ITEM 51	O-Ring
2-206V0747-75	O-Ring
2-206V1164-75	O-Ring
2-206V1226-75	O-Ring
9464K66	O-Ring
AS 568A-206	O-Ring
AS3209-206	O-Ring
M83248/1-206	O-Ring
MS9388-206	O-Ring
NF-4008-B	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-005-0521?

The FSCG of the NSN 5331-01-005-0521 is 5331

Does the NSN 5331-01-005-0521 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-005-0521 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 5331-01-005-0521 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-005-0521 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 5331-01-005-0521 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Thu, Jun 19, 1975