ABT11126

View detailed technical data, stock status, and sourcing information for: ABT11126

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ABT11126
Federal Supply Group
Engine Accessories
National Stock Number
2990-00-491-3464
Item Name Code
10849
Assigment Date
09/21/1970 (55 years ago)

threaded single inlet inlet connection type, dry design type, right-hand single inlet inlet thread direction, 4.240 inches nominal overall diameter, 8.500 inches nominal overall length

Product Characteristics

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

Overall Length
8.500 inches nominal
Inlet Connection Type
threaded single inlet
Inlet Thread Direction
right-hand single inlet
Overall Diameter
4.240 inches nominal
Design Type
dry
Coolant Type
air
Muffler Design
directional vane w/integral spark arrestor
Body Shape
round
Operating Position
vertical or horizontal
Inlet Location
centrally located in end section of body single inlet
Inlet Projection Length
2.100 inches nominal single inlet2.100 inches nominal
Inlet Thread Size
1-11-1/2 single inlet
Inlet Thread Location
external single inlet
Outlet Connection Type
threaded 1st outlet
Outlet Location
centrally located in end section of body 1st outlet
Outlet Projection Length
1.600 inches nominal 1st outlet1.600 inches nominal
Outlet Thread Size
1-11-1/2 1st outlet
Outlet Thread Direction
right-hand 1st outlet
Outlet Thread Location
external 1st outlet
Special Features
cleanout plug at bottom
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
ABT11126 Exhaust Muffler
T-11126 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-491-3464?
The FSCG of the NSN 2990-00-491-3464 is 2990
Does the NSN 2990-00-491-3464 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-00-491-3464 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 2990-00-491-3464 contain precious materials?
Precious metal content is unknown
Does NSN 2990-00-491-3464 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 2990-00-491-3464 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Mon, Sep 21, 1970

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