2990-01-285-8423

Find complete technical information, availability, and procurement data for: 2990-01-285-8423
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-285-8423

Item Name Code

10849

Assigment Date

09/22/1988 (37 years ago)

A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).

oval body shape, straight through w/baffle muffler design, dry design type

Product Characteristics

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

Design Type: dry
Muffler Design: straight through w/baffle
Body Shape: oval

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-922-2166	No Name Available	07/01/2008

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
10462	Exhaust Muffler
10462-N	Exhaust Muffler
161263H1	Exhaust Muffler
33-161263H1	Exhaust Muffler
ABT10462	Exhaust Muffler
T10462	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-285-8423?

The FSCG of the NSN 2990-01-285-8423 is 2990

Does the NSN 2990-01-285-8423 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-285-8423 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 2990-01-285-8423 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-285-8423 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 2990-01-285-8423 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Sep 22, 1988