8554-656

View detailed technical data, stock status, and sourcing information for: 8554-656
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-952-0476

Item Name Code

04521

Assigment Date

05/04/1966 (60 years ago)

70.0 shore durometer a minimum and 80.0 shore durometer a maximum overall hardness rating, 0.920 inches minimum and 0.932 inches maximum center hole diameter, 0.067 inches minimum and 0.073 inches maximum cross-sectional height, o-ring cross-sectional shape style, rubber fluorocarbon class fpm overall material

Product Characteristics

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

Cross-Sectional Shape Style: o-ring
Cross-Sectional Height: 0.067 inches minimum and 0.073 inches maximum
Center Hole Diameter: 0.920 inches minimum and 0.932 inches maximum
Hardness Rating: 70.0 shore durometer a minimum and 80.0 shore durometer a maximum overall
Material: rubber fluorocarbon class fpm overall
Material Document And Classification: ams-7278 assn std single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-580-3977	No Name Available	03/29/1968

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
3634-97-11-70	Preformed Packing
8554-656	Preformed Packing
MS17413-021	Preformed Packing

FAQs

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

What is the FSCG of the NSN 5330-00-952-0476?

The FSCG of the NSN 5330-00-952-0476 is 5330

Does the NSN 5330-00-952-0476 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-952-0476 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 5330-00-952-0476 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-952-0476 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-00-952-0476 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, May 4, 1966