2990-00-823-4353

Find complete technical information, availability, and procurement data for: 2990-00-823-4353
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-823-4353

Item Name Code

77777

Assigment Date

01/01/1962 (64 years ago)

bronze ring; 2.750-16 un lh thd aperture; six 0.210 in. dia countersunk mtg holes on 5.688 in. dia bolt circle; 6.250 in. od by 0.312 in. o/a thk 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: bronze ring; 2.750-16 un lh thd aperture; six 0.210 in. dia countersunk mtg holes on 5.688 in. dia bolt circle; 6.250 in. od by 0.312 in. o/a thk

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-895-5939	No Name Available	07/01/1980

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
380130-1	Blower Seal Ring
754817	Blower Seal Ring
E16-3801 30-1	Blower Seal Ring
E16-380130-1	Blower Seal Ring

FAQs

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

What is the FSCG of the NSN 2990-00-823-4353?

The FSCG of the NSN 2990-00-823-4353 is 2990

Does NSN 2990-00-823-4353 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 2990-00-823-4353 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-823-4353 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 2990-00-823-4353 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962