MZM070029

View detailed technical data, stock status, and sourcing information for: MZM070029
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-876-4704

Item Name Code

10849

Assigment Date

01/01/1962 (64 years ago)

unthreaded single inlet inlet connection type, 7.000 inches nominal overall diameter, 36.250 inches nominal overall length, jacketed design type, 2.250 inches nominal 1st outlet 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: 36.250 inches nominal
Inlet Connection Type: unthreaded single inlet
Overall Diameter: 7.000 inches nominal
Outlet Inside Diameter: 2.250 inches nominal 1st outlet
Design Type: jacketed
Muffler Design: multipass
Tube Quantity: 3
Body Shape: round
Operating Position: horizontal
Inlet Location: offset located on end of body single inlet
Inlet Projection Length: 2.500 inches nominal single inlet
Inlet Inside Diameter: 2.750 inches nominal single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: offset located on end of body 1st outlet
Outlet Projection Length: 2.500 inches nominal 1st outlet
Material: asbestos insulation
Material: steel location not otherwise specified
Surface Treatment: aluminum or zinc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-812-1607	No Name Available	11/01/1975
2990-00-857-1990	No Name Available	02/01/1976
2990-00-979-6136	No Name Available	12/16/1970

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
033-243658R91	Exhaust Muffler
10806	Exhaust Muffler
142382R91	Exhaust Muffler
207761R91	Exhaust Muffler
243658R91	Exhaust Muffler
244003R91	Exhaust Muffler
33-243658R91	Exhaust Muffler
465969C1	Exhaust Muffler
86140-C	Exhaust Muffler
A12136-1	Exhaust Muffler
ABT10806	Exhaust Muffler
IH27	Exhaust Muffler
MZM070029	Exhaust Muffler
MZM070038	Exhaust Muffler
MZM070043	Exhaust Muffler
T-10806	Exhaust Muffler
T-14076	Exhaust Muffler
T5059A	Exhaust Muffler
T8161	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-876-4704?

The FSCG of the NSN 2990-00-876-4704 is 2990

Does the NSN 2990-00-876-4704 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-876-4704 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 2990-00-876-4704 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-876-4704 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 2990-00-876-4704 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962