2990-00-422-9515

Find complete technical information, availability, and procurement data for: 2990-00-422-9515
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-422-9515

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

11.500 inches nominal overall length, threaded single inlet inlet connection type, 4.000 inches nominal overall diameter, dry design type, right-hand single inlet inlet thread direction

Product Characteristics

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

Overall Length: 11.500 inches nominal
Inlet Connection Type: threaded single inlet
Inlet Thread Direction: right-hand single inlet
Overall Diameter: 4.000 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: straight through
Body Shape: round
Operating Position: universal
Inlet Location: centrally in end section of body single inlet
Inlet Projection Length: 0.312 inches minimum and 0.438 inches maximum single inlet
Inlet Thread Size: 1-1/2-11-1/2 single inlet
Inlet Thread Location: internal single inlet
Outlet Connection Type: threaded 1st outlet
Outlet Location: centrally in end section of body 1st outlet
Outlet Projection Length: 0.312 inches minimum and 0.438 inches maximum 1st outlet
Outlet Thread Size: 1-1/2-11-1/2 1st outlet
Outlet Thread Direction: right-hand 1st outlet
Outlet Thread Location: internal 1st outlet
Material: steel location not otherwise specified
Fsc Application Data: gasoline engine,nonaircraft

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
F162E00417	Exhaust Muffler
PF140-331	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-422-9515?

The FSCG of the NSN 2990-00-422-9515 is 2990

Does the NSN 2990-00-422-9515 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-422-9515 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 2990-00-422-9515 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-422-9515 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 2990-00-422-9515 was assigned to the Federal Catalog?

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