05-4006

View detailed technical data, stock status, and sourcing information for: 05-4006
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-235-4707

Item Name Code

10849

Assigment Date

10/24/1969 (56 years ago)

A rigid tubular item designed to direct the exhaust gases away from an engine, heater, or the like. For flexible items, see hose, metallic.

flange single inlet inlet connection type, air coolant type, 9.000 inches nominal overall length, dry design type, 5.120 inches nominal overall 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: 9.000 inches nominal
Inlet Connection Type: flange single inlet
Overall Diameter: 5.120 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: baffle
Body Shape: round
Operating Position: vertical
Inlet Location: centrally located in top single inlet
Inlet Projection Length: 2.000 inches nominal single inlet2.000 inches nominal
Inlet Flange Shape: oval single inlet
Inlet Flange Mounting Provision And Quantity: 2 holes single inlet2 holes
Inlet Flange Mounting Hole Diameter: 0.375 inches nominal single inlet0.375 inches nominal
Inlet Flange Mounting Provision Thread Size: 0.375-16 single inlet
Inlet Flange Mounting Provision Thread Series Designator: unc single inlet
Inlet Flange Mounting Provision Thread Direction: right-hand single inlet
Inlet Flange Mounting Provision Spacing: 2.688 in. c to c dim. of mtg holes single inlet
Outlet Connection Type: flange 1st outlet
Outlet Location: located in side of body centerline 1.500 in. from bottom 1st outlet
Outlet Projection Length: 0.500 inches nominal 1st outlet0.500 inches nominal
Outlet Flange Shape: oval 1st outlet
Outlet Flange Mounting Provision And Quantity: 2 holes 1st outlet2 holes
Outlet Flange Mounting Hole Diameter: 0.375 inches nominal 1st outlet0.375 inches nominal
Outlet Flange Mounting Stud Length: 0.312 inches nominal 1st outlet0.312 inches nominal
Outlet Flange Mounting Provision Thread Size: 0.375-16 1st outlet
Outlet Flange Mounting Provision Thread Series Designator: unc 1st outlet
Outlet Flange Mounting Provision Thread Direction: right-hand 1st outlet
Outlet Flange Mounting Provision Spacing: 2.688 in. c to c dim. of mtg holes 1st outlet
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
05-4006	Exhaust Muffler
13205E5469	Exhaust Muffler
507BDX15-8	Exhaust Muffler
TDU-02-981180	Exhaust Muffler
TDU02-0038	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-235-4707?

The FSCG of the NSN 2990-00-235-4707 is 2990

Does the NSN 2990-00-235-4707 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-235-4707 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 2990-00-235-4707 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-235-4707 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 2990-00-235-4707 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Oct 24, 1969