324937C91

View detailed technical data, stock status, and sourcing information for: 324937C91
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-037-1525

Item Name Code

10849

Assigment Date

03/14/1977 (49 years ago)

8.250 inches nominal overall height, 4.000 inches nominal 1st outlet outlet inside diameter, 11.500 inches nominal overall width, 32.250 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: 32.250 inches nominal
Overall Height: 8.250 inches nominal
Overall Width: 11.500 inches nominal
Inlet Connection Type: unthreaded single inlet
Outlet Inside Diameter: 4.000 inches nominal 1st outlet
Design Type: jacketed
Muffler Design: baffle
Tube Quantity: 3
Body Shape: oval
Operating Position: horizontal
Inlet Location: offset in end section of body 2.500 in. c of inlet to c of body single inlet
Inlet Projection Length: 2.000 inches nominal single inlet
Inlet Inside Diameter: 4.000 inches nominal single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: offset in end section of body 2.500 in. c of outlet to c of body 1st outlet
Outlet Projection Length: 2.000 inches nominal 1st outlet
Material: asbestos insulation
Material: steel location not otherwise specified
Surface Treatment: aluminum alloy

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
22004	Exhaust Muffler
324937C91	Exhaust Muffler
520541C1	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-037-1525?

The FSCG of the NSN 2990-01-037-1525 is 2990

Does the NSN 2990-01-037-1525 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-037-1525 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 2990-01-037-1525 contain precious materials?

Precious metal content is unknown

Does NSN 2990-01-037-1525 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 2990-01-037-1525 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Mon, Mar 14, 1977