2990-00-569-4663

Find complete technical information, availability, and procurement data for: 2990-00-569-4663

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2990-00-569-4663
Federal Supply Group
Engine Accessories
National Stock Number
2990-00-569-4663
Item Name Code
10849
Assigment Date
01/01/1963 (63 years ago)

29.750 inches nominal overall length, flange single inlet inlet connection type, air coolant type, 3.500 inches nominal overall diameter, dry design 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
29.750 inches nominal
Inlet Connection Type
flange single inlet
Overall Diameter
3.500 inches nominal
Design Type
dry
Coolant Type
air
Muffler Design
straight through
Body Shape
round
Operating Position
horizontal
Inlet Location
centrally located in end section of body single inlet
Inlet Projection Length
3.750 inches nominal single inlet3.750 inches nominal
Inlet Flange Shape
oval single inlet
Inlet Flange Mounting Provision And Quantity
2 holes single inlet2 holes
Inlet Flange Mounting Hole Diameter
0.500 inches nominal single inlet0.500 inches nominal
Inlet Flange Mounting Provision Spacing
2.875 in. c to c dim. of mtg holes single inlet
Outlet Connection Type
unthreaded 1st outlet
Outlet Location
centrally located in end section of body 1st outlet
Outlet Projection Length
4.000 inches nominal 1st outlet4.000 inches nominal
Special Features
inlet and outlet are elbows
Material
steel location not otherwise specified

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
33227 Exhaust Muffler
SCH33227 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-569-4663?
The FSCG of the NSN 2990-00-569-4663 is 2990
Does the NSN 2990-00-569-4663 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-00-569-4663 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 2990-00-569-4663 contain precious materials?
Precious metal content is unknown
Does NSN 2990-00-569-4663 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 2990-00-569-4663 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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