549468C1

View detailed technical data, stock status, and sourcing information for: 549468C1
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-966-9133

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

dry design type, 3.000 inches nominal 1st outlet3.000 inches nominal outlet inside diameter, 8.500 inches nominal overall diameter, 43.000 inches nominal overall length, unthreaded single inlet inlet connection type

Product Characteristics

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

Overall Length: 43.000 inches nominal
Inlet Connection Type: unthreaded single inlet
Overall Diameter: 8.500 inches nominal
Outlet Inside Diameter: 3.000 inches nominal 1st outlet3.000 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: multipass
Tube Quantity: 3
Body Shape: round
Operating Position: universal
Inlet Location: offset in end section of body 1.750 in. c of inlet to c of body single inlet
Inlet Projection Length: 2.500 inches nominal single inlet2.500 inches nominal
Inlet Inside Diameter: 3.500 inches nominal single inlet3.500 inches nominal
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: offset in end section of body 2.000 in. c of outlet to c of body 1st outlet
Outlet Projection Length: 2.500 inches nominal 1st outlet2.500 inches nominal
Material: steel location not otherwise specified
Surface Treatment: aluminum

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-536-3026	No Name Available	05/01/1981
2990-00-841-0945	No Name Available	04/01/1979

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
549468C1	Exhaust Muffler
8011752-5	Exhaust Muffler
A12272	Exhaust Muffler
M08501	Exhaust Muffler
MZM08-5008	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-966-9133?

The FSCG of the NSN 2990-00-966-9133 is 2990

Does the NSN 2990-00-966-9133 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-966-9133 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 2990-00-966-9133 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-966-9133 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 2990-00-966-9133 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963