MAM08-5084

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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-419-3073

Item Name Code

10849

Assigment Date

11/27/1970 (55 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

unthreaded single inlet inlet connection type, 40.500 inches nominal overall length, 8.500 inches nominal overall diameter, 3930-00-903-0899 end item identification, 3.000 inches nominal 1st outlet3.000 inches nominal outlet inside diameter

Product Characteristics

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

Overall Length: 40.500 inches nominal
Inlet Connection Type: unthreaded single inlet
Overall Diameter: 8.500 inches nominal
End Item Identification: 3930-00-903-0899
Outlet Inside Diameter: 3.000 inches nominal 1st outlet3.000 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: straight through
Body Shape: round
Inlet Location: located on side of body single inlet
Inlet Projection Length: 3.000 inches nominal single inlet3.000 inches nominal
Inlet Inside Diameter: 3.515 inches nominal single inlet3.515 inches nominal
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: offset located on end of body 1st outlet
Outlet Projection Length: 13.500 inches nominal 1st outlet13.500 inches nominal
Material: steel location not otherwise specified
Surface Treatment: aluminum

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
13212E4067	Exhaust Muffler
B8469	Exhaust Muffler
MAM08-5071	Exhaust Muffler
MAM08-5084	Exhaust Muffler
P68021	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-419-3073?

The FSCG of the NSN 2990-00-419-3073 is 2990

Does the NSN 2990-00-419-3073 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-419-3073 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 2990-00-419-3073 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-419-3073 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 2990-00-419-3073 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Nov 27, 1970