M12-0332

View detailed technical data, stock status, and sourcing information for: M12-0332
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-417-1356

Item Name Code

10849

Assigment Date

02/04/1972 (54 years ago)

15.000 inches nominal overall height, unthreaded single inlet inlet connection type, 17.060 inches nominal overall length, 10.000 inches nominal overall width, 2.462 inches nominal 1st outlet2.462 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: 17.060 inches nominal
Overall Height: 15.000 inches nominal
Overall Width: 10.000 inches nominal
Inlet Connection Type: unthreaded single inlet
Outlet Inside Diameter: 2.462 inches nominal 1st outlet2.462 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: baffle
Baffle Quantity: 3
Tube Quantity: 1
Body Shape: oval
Inlet Location: centrally located in end section of body,3.590 in. c to c below horizontal centerline single inlet
Inlet Projection Length: 1.060 inches nominal single inlet1.060 inches nominal
Inlet Outside Diameter: 5.005 inches minimum and 5.008 inches maximum single inlet
Inlet Inside Diameter: 4.380 inches nominal single inlet4.380 inches nominal
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: located on top side of body,6.500 in. from center of outlet pipe to body end opposite inlet end 1st outlet
Outlet Projection Length: 9.000 inches nominal 1st outlet9.000 inches nominal
Outlet Outside Diameter: 5.144 inches minimum and 5.164 inches maximum 1st outlet
Material: steel location not otherwise specified

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-01-323-1319	No Name Available	07/01/2003

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
031-9S9996	Exhaust Muffler
15994-M	Exhaust Muffler
6N0731	Exhaust Muffler
6N731	Exhaust Muffler
9S9996	Exhaust Muffler
IPD6N0731	Exhaust Muffler
IPD9S9996	Exhaust Muffler
M12-0332	Exhaust Muffler
MJM12-0140	Exhaust Muffler
MJM12-0229	Exhaust Muffler
MJM12-0332	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-417-1356?

The FSCG of the NSN 2990-00-417-1356 is 2990

Does the NSN 2990-00-417-1356 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-417-1356 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 2990-00-417-1356 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-417-1356 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 2990-00-417-1356 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Feb 4, 1972