86131-M

View detailed technical data, stock status, and sourcing information for: 86131-M

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86131-M
Federal Supply Group
Engine Accessories
National Stock Number
2990-01-031-7251
Item Name Code
10849
Assigment Date
12/01/1976 (49 years ago)

dry design type, air coolant type, unthreaded single inlet inlet connection type, 51.000 inches nominal overall length, 9.000 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
51.000 inches nominal
Inlet Connection Type
unthreaded single inlet
Overall Diameter
9.000 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
3.500 inches nominal single inlet3.500 inches nominal
Inlet Outside Diameter
4.000 inches nominal single inlet4.000 inches nominal
Outlet Connection Type
unthreaded 1st outlet
Outlet Location
centrally located in end section of body 1st outlet
Outlet Projection Length
3.500 inches nominal 1st outlet3.500 inches nominal
Outlet Outside Diameter
4.000 inches nominal 1st outlet4.000 inches nominal
Material
steel location not otherwise specified
Surface Treatment
aluminum alloy

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
190-9336 Exhaust Muffler
86131-M Exhaust Muffler
9336 Exhaust Muffler
DA35908-3 Exhaust Muffler
T-86131 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-031-7251?
The FSCG of the NSN 2990-01-031-7251 is 2990
Does the NSN 2990-01-031-7251 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-01-031-7251 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 2990-01-031-7251 contain precious materials?
Precious metal content is unknown
Does NSN 2990-01-031-7251 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 2990-01-031-7251 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Wed, Dec 1, 1976

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