DD-4639 REF NO. 25

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-142-1330

Item Name Code

04522

Assigment Date

11/12/1982 (43 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

2.500 inches nominal aperture diameter, plastic polypropylene overall material, 0.030 inches minimum and 0.035 inches maximum cross-sectional thickness, solid single or composition cross-sectional shape style, 3.563 inches nominal outside diameter

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: solid single or composition
Outside Diameter: 3.563 inches nominal
Aperture Diameter: 2.500 inches nominal
Cross-Sectional Thickness: 0.030 inches minimum and 0.035 inches maximum
Material: plastic polypropylene overall
Style Designator: circular

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
18-592	Gasket
DD-4639 REF NO. 25	Gasket
DD-4697 REF NO 25	Gasket

FAQs

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

What is the FSCG of the NSN 5330-01-142-1330?

The FSCG of the NSN 5330-01-142-1330 is 5330

Does the NSN 5330-01-142-1330 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-142-1330 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 5330-01-142-1330 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-142-1330 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 5330-01-142-1330 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Fri, Nov 12, 1982