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Exhaust Muffler NSN 2990-01-031-7251

NSN 2990-01-031-7251 NSN: 2990-01-031-7251

Features and Characteristics

Overall Length
51.000 inches
Inlet Connection Type
Unthreaded
Overall Diameter
9.000 inches
Outlet Inside Diameter
Any acceptable
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
Inlet Projection Length
3.500 inches
Inlet Outside Diameter
4.000 inches
Inlet Inside Diameter
Any acceptable
Outlet Connection Type
Unthreaded
Outlet Location
Centrally located in end section of body
Outlet Projection Length
3.500 inches
Outlet Outside Diameter
4.000 inches
Material
Steel
Material
Steel
Surface Treatment
Aluminum alloy
Surface Treatment
Aluminized
FSC
2990 Nonaircraft Miscellaneous Engine Accessories
NIIN
010317251
NSN
2990010317251

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
86131-M
Cage Code:
76700
Status:
A
MSDS:
Part Number:
190-9336
Cage Code:
26151
Status:
A
MSDS:
Part Number:
T-86131
Cage Code:
76700
Status:
A
MSDS:
Part Number:
DA35908-3
Cage Code:
28158
Status:
A
MSDS:
Part Number:
9336
Cage Code:
26151
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8708925000
  • NAICS: 336390
  • SITC: 78439
  • Description: Mufflers and exhaust pipes for vehicles, nesoi
  • End Use (Code 30230):
    Other parts and accessories of vehicles

Q & A

Frequently asked questions for NSN 2990-01-031-7251
What are the manufacturers of nsn 2990010317251?
Does this nsn 2990010317251 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2990010317251
Does nsn 2990010317251 contain any precious metals?
Precious metal content is unknown.
Does nsn 2990010317251 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2990010317251?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
10849
FIIG:
T135-C
App. Key:
CA
Cond. Code:
2
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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