3934288C1

View detailed technical data, stock status, and sourcing information for: 3934288C1
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-686-5263

Item Name Code

10849

Assigment Date

02/20/2020 (6 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).

muffler, main silencer part name assigned by controlling agency

Product Characteristics

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

Part Name Assigned By Controlling Agency: muffler, main silencer

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
3934288C1	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-686-5263?

The FSCG of the NSN 2990-01-686-5263 is 2990

Does the NSN 2990-01-686-5263 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-686-5263 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 2990-01-686-5263 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-686-5263 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 2990-01-686-5263 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Thu, Feb 20, 2020