2990-00-708-9472

Find complete technical information, availability, and procurement data for: 2990-00-708-9472
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-708-9472

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

4.354 inches minimum and 4.374 inches maximum 1st outlet outlet inside diameter, 35.375 inches minimum and 35.625 inches maximum overall length, 4310-00-542-2525 end item identification, 10.125 inches nominal overall diameter, 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: 35.375 inches minimum and 35.625 inches maximum
Inlet Connection Type: unthreaded single inlet
Overall Diameter: 10.125 inches nominal
End Item Identification: 4310-00-542-2525
Outlet Inside Diameter: 4.354 inches minimum and 4.374 inches maximum 1st outlet
Design Type: dry
Coolant Type: air
Muffler Design: multipass
Tube Quantity: 3
Body Shape: round
Operating Position: vertical
Inlet Location: located at a 90 deg angle from the vertical center line 12-1/2 in. from the end single inlet
Inlet Projection Length: 2.563 inches nominal single inlet2.563 inches nominal
Inlet Outside Diameter: 4.626 inches minimum and 4.646 inches maximum single inlet
Inlet Inside Diameter: 4.505 inches minimum and 4.525 inches maximum single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: located at a 90 deg angle from the vertical centerline 4-1/2 in. from thd top 1st outlet
Outlet Outside Diameter: 4.475 inches minimum and 4.495 inches maximum 1st outlet
Material: steel location not otherwise specified
Surface Treatment: aluminum
Fsc Application Data: exhaust system,diesel engine

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
6572	Exhaust Muffler
ABT6572	Exhaust Muffler
T-6572	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-708-9472?

The FSCG of the NSN 2990-00-708-9472 is 2990

Does the NSN 2990-00-708-9472 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-708-9472 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 2990-00-708-9472 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-708-9472 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 2990-00-708-9472 was assigned to the Federal Catalog?

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