6421980

View detailed technical data, stock status, and sourcing information for: 6421980
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-026-0658

Item Name Code

36098

Assigment Date

08/15/1976 (49 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.

straight design form

Product Characteristics

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

Design Form: straight

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
6421980	Positive Crankcase Ventila Valve
6487532	Positive Crankcase Ventila Valve
CV769C	Positive Crankcase Ventila Valve
PCV220	Positive Crankcase Ventila Valve
PV-658	Positive Crankcase Ventila Valve

FAQs

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

What is the FSCG of the NSN 2990-01-026-0658?

The FSCG of the NSN 2990-01-026-0658 is 2990

Does the NSN 2990-01-026-0658 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 2990-01-026-0658 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 2990-01-026-0658 contain precious materials?

Precious metal content is unknown

Does NSN 2990-01-026-0658 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 2990-01-026-0658 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Aug 15, 1976