2990-01-531-0884

Find complete technical information, availability, and procurement data for: 2990-01-531-0884
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-531-0884

Item Name Code

10849

Assigment Date

06/22/2005 (21 years ago)

An item which directly drives an inserted or attached dental handpiece. It may be connected to a utility circuit or controller.

4 inch critical grade silencer; floating flanges on both ends; drain both ends; typical attenuation: 25-30dba; material: aluminized steel with carbon steel flanges; finish: high heat black; outlet end 7.91 in. x 11.81 in.(ref); inlet end 7.91 i.; side 24.60 in.; flange pattern .75 dia.; 8 holes on 7.50 dia. b.c. (floating flanges) (2 plcs.) special features

Product Characteristics

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

Special Features: 4 inch critical grade silencer; floating flanges on both ends; drain both ends; typical attenuation: 25-30dba; material: aluminized steel with carbon steel flanges; finish: high heat black; outlet end 7.91 in. x 11.81 in.(ref); inlet end 7.91 i.; side 24.60 in.; flange pattern .75 dia.; 8 holes on 7.50 dia. b.c. (floating flanges) (2 plcs.)

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-01-370-1547	No Name Available	03/02/2011
2990-01-370-8676	No Name Available	03/09/2011

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
30094	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-531-0884?

The FSCG of the NSN 2990-01-531-0884 is 2990

Does the NSN 2990-01-531-0884 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-531-0884 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 2990-01-531-0884 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-531-0884 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 2990-01-531-0884 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Wed, Jun 22, 2005