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Exhaust Muffler NSN 2990-00-459-7257

NSN 2990-00-459-7257 NSN: 2990-00-459-7257

Features and Characteristics

Overall Length
26.000 inches
Inlet Connection Type
Unthreaded
Overall Diameter
2.750 inches
Outlet Inside Diameter
Any acceptable
Coolant Type
Air
Muffler Design
Straight through
Body Shape
Round
Operating Position
Horizontal
Inlet Location
Located in center of end section
Inlet Projection Length
2.000 inches
Inlet Outside Diameter
2.250 inches
Inlet Inside Diameter
Any acceptable
Inlet Integral Manifold Exhaust Pipe Length
33.190 inches
Outlet Connection Type
Unthreaded
Outlet Location
Located in center of end section
Outlet Projection Length
2.000 inches
Outlet Outside Diameter
2.000 inches
Material
Steel
Material
Steel
FSC
2990 Nonaircraft Miscellaneous Engine Accessories
NIIN
004597257
NSN
2990004597257

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MU1035X
Cage Code:
0B0B1
Status:
A
MSDS:
Part Number:
MU1036X
Cage Code:
0B0B1
Status:
A
MSDS:
Part Number:
2856361
Cage Code:
86403
Status:
A
MSDS:
Part Number:
2573J
Cage Code:
80266
Status:
A
MSDS:
Part Number:
2003
Cage Code:
74080
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 2990-00-459-7257
What are the manufacturers of nsn 2990004597257?
Does this nsn 2990004597257 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2990004597257
Does nsn 2990004597257 contain any precious metals?
Precious metal content is unknown.
Does nsn 2990004597257 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2990004597257?
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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