2990-01-689-8065

Find complete technical information, availability, and procurement data for: 2990-01-689-8065
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-689-8065

Item Name Code

10849

Assigment Date

07/13/2020 (6 years ago)

A flexible item composed of one or more kinds of fibers prefabricated into various shapes and sizes. It may have a vapor barrier and is covered on one or both sides with a jacket material such as vinyl or other sheet material. It may have mounting provisions such as holes or snaps to facilitate installation. It is designed to cover cargo compartments and the like to prevent the transfer of heat and/or sound. Excludes:insulation material supplied in flat sheets or rolls used in construction and building materials. Excludes:insulation blanket,thermal.

dry design type, round body shape, unthreaded single inlet inlet connection type, upper end single inlet inlet location, 4.0 inches nominal single inlet inlet outside diameter

Product Characteristics

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

Inlet Connection Type: unthreaded single inlet
Design Type: dry
Body Shape: round
Inlet Location: upper end single inlet
Inlet Outside Diameter: 4.0 inches nominal single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: lower end 1st outlet
Outlet Integral Tail Pipe Length: 4.0 inches nominal single inlet
Part Name Assigned By Controlling Agency: muffler-vertical,4 inch
Special Features: exhaust group

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
04-21113-001	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-689-8065?

The FSCG of the NSN 2990-01-689-8065 is 2990

Does the NSN 2990-01-689-8065 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-689-8065 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 2990-01-689-8065 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-689-8065 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 2990-01-689-8065 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Mon, Jul 13, 2020