MS686H

View detailed technical data, stock status, and sourcing information for: MS686H
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-387-4304

Item Name Code

37840

Assigment Date

03/05/1994 (32 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.

0.172 inches nominal cross-sectional thickness, 23.875 inches nominal gage ring outside diameter, 1.125 inches nominal bearing surface width, 20.500 inches nominal aperture diameter, 22.750 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.

Outside Diameter: 22.750 inches nominal
Aperture Diameter: 20.500 inches nominal
Bearing Surface Width: 1.125 inches nominal
Gage Ring Outside Diameter: 23.875 inches nominal
Cross-Sectional Thickness: 0.172 inches nominal
Gage Ring Thickness: 0.094 inches nominal
Maximum Pressure Rating: 150.0 pounds per square inch
Environmental Attribute Code: asbestos alternative products
Style Designator: circular

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-056-4474	No Name Available	03/01/1997

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
200010017	Spiral Wound Gasket
CG1W	Spiral Wound Gasket
CG1W NON-ASBESTOS	Spiral Wound Gasket
MS686H	Spiral Wound Gasket

FAQs

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

What is the FSCG of the NSN 5330-01-387-4304?

The FSCG of the NSN 5330-01-387-4304 is 5330

Does the NSN 5330-01-387-4304 have a Schedule B code assigned?

Yes, the Schedule B code is 8487900080

Does NSN 5330-01-387-4304 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 5330-01-387-4304 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-387-4304 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 5330-01-387-4304 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Sat, Mar 5, 1994