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Exhaust Muffler NSN 2990-00-640-8235

NSN 2990-00-640-8235 NSN: 2990-00-640-8235

Features and Characteristics

Overall Length
13.500 inches
Inlet Connection Type
Threaded
Inlet Thread Direction
Right-hand
Overall Diameter
4.500 inches
Design Type
Dry
Coolant Type
Air
Muffler Design
Directional vane w/integral spark arrestor
Body Shape
Round
Operating Position
Vertical
Inlet Location
9/32 in. C to c from horizontal center line
Inlet Projection Length
1.781 inches
Inlet Thread Size
1-1/4-12
Inlet Thread Series Designator
Unf or nf
Inlet Thread Location
External
Outlet Connection Type
Threaded
Outlet Location
1.000 in. C to c from horizontal center line
Outlet Projection Length
1.781 inches
Outlet Thread Size
1-1/4-12
Outlet Thread Series Designator
Unf or nf
Outlet Thread Direction
Right-hand
Outlet Thread Location
External
Material
Steel
Material
Steel
Surface Treatment
Any acceptable
Fsc Application Data
Miscellaneous engine accessory nonaircraft
FSC
2990 Nonaircraft Miscellaneous Engine Accessories
NIIN
006408235
NSN
2990006408235

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
T-1734
Cage Code:
76700
Status:
A
MSDS:
Part Number:
WD44
Cage Code:
66289
Status:
A
MSDS:
Part Number:
ABT1734
Cage Code:
3NNX8
Status:
A
MSDS:
Part Number:
1734
Cage Code:
76700
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 2990-00-640-8235
What are the manufacturers of nsn 2990006408235?
Does this nsn 2990006408235 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2990006408235
Does nsn 2990006408235 contain any precious metals?
Precious metal content is unknown.
Does nsn 2990006408235 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2990006408235?
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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