5330-00-736-0278

Find complete technical information, availability, and procurement data for: 5330-00-736-0278
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-736-0278

Item Name Code

21205

Assigment Date

01/01/1963 (63 years ago)

A circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. It may be supplied in various cross-sectional shapes. It may be solid or cut through to allow for installation and fitting. Excludes items whose primary function is to provide sealing, wiping, or wearing surface capabilities for piston configurations. See also ring,piston and ring,wiper.

plain rectangular, straight face cross-sectional shape style, expanding concentric ring style, 4.000 inches nominal outside diameter, 0.1220 inches minimum and 0.1240 inches maximum overall width, 0.1250 inches minimum and 0.1350 inches maximum radial wall thickness

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: plain rectangular, straight face
Outside Diameter: 4.000 inches nominal
Ring Style: expanding concentric
Radial Wall Thickness: 0.1250 inches minimum and 0.1350 inches maximum
Overall Width: 0.1220 inches minimum and 0.1240 inches maximum
Joint Style: interlocking joint
Metallic Hardness Rating: 98.0 minimum rockwell b and 106.0 maximum rockwell b
Material: iron overall
Surface Treatment: tin overall

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
2520007360278	Metal Seal Ring
8351398	Metal Seal Ring

FAQs

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

What is the FSCG of the NSN 5330-00-736-0278?

The FSCG of the NSN 5330-00-736-0278 is 5330

Does the NSN 5330-00-736-0278 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-736-0278 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 5330-00-736-0278 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-736-0278 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 5330-00-736-0278 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963