G0H129H

View detailed technical data, stock status, and sourcing information for: G0H129H
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-618-1809

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

2.025 inches nominal 1st outlet2.025 inches nominal outlet inside diameter, 10.000 inches nominal overall length, 6.125 inches nominal overall height, 10.125 inches nominal overall width, flange single inlet inlet connection 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: 10.000 inches nominal
Overall Height: 6.125 inches nominal
Overall Width: 10.125 inches nominal
Inlet Connection Type: flange single inlet
Outlet Inside Diameter: 2.025 inches nominal 1st outlet2.025 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: multipass
Tube Quantity: 2
Body Shape: oval
Operating Position: vertical
Inlet Location: centrally located in end section of body single inlet
Inlet Projection Length: 3.313 inches nominal single inlet3.313 inches nominal
Inlet Flange Shape: triangular single inlet
Inlet Flange Mounting Provision And Quantity: 3 holes single inlet3 holes
Inlet Flange Mounting Hole Diameter: 0.438 inches nominal single inlet0.438 inches nominal
Inlet Flange Mounting Provision Spacing: 3-1/2 in. bolt circle dia single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: located 3 in. c to c from horizontal center line 1st outlet
Outlet Projection Length: 2.188 inches nominal 1st outlet2.188 inches nominal
Outlet Outside Diameter: 2.650 inches nominal 1st outlet2.650 inches nominal
Outlet Integral Tail Pipe Length: 3.063 inches nominal 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
3805	Exhaust Muffler
ABT3805	Exhaust Muffler
G0H129H	Exhaust Muffler
T3805D	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-618-1809?

The FSCG of the NSN 2990-00-618-1809 is 2990

Does the NSN 2990-00-618-1809 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-618-1809 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 2990-00-618-1809 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-618-1809 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 2990-00-618-1809 was assigned to the Federal Catalog?

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