2990-00-104-6522

Find complete technical information, availability, and procurement data for: 2990-00-104-6522
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-104-6522

Item Name Code

77777

Assigment Date

06/23/1968 (58 years ago)

steel,aisi c1117,caseharden;0.8565 in. lg;0.4373 in. od;0.188 in. dia hole thru both sides;chamfered 0.031 in. by 30.0 deg general characteristics item description

Product Characteristics

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

General Characteristics Item Description: steel,aisi c1117,caseharden;0.8565 in. lg;0.4373 in. od;0.188 in. dia hole thru both sides;chamfered 0.031 in. by 30.0 deg

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-132-4725	No Name Available	08/11/1969
5365-01-372-9336	No Name Available	01/01/1995

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
377023	Relief Valve Sleeve
37709-131	Relief Valve Sleeve
4820PL0940671	Relief Valve Sleeve
A8241-063-82340-277	Relief Valve Sleeve
A8241-403 / 82340-277	Relief Valve Sleeve

FAQs

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

What is the FSCG of the NSN 2990-00-104-6522?

The FSCG of the NSN 2990-00-104-6522 is 2990

Does the NSN 2990-00-104-6522 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909010

Does NSN 2990-00-104-6522 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 2990-00-104-6522 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-00-104-6522 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 2990-00-104-6522 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Sun, Jun 23, 1968