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Exhaust Muffler NSN 2990-01-138-6746

NSN 2990-01-138-6746 NSN: 2990-01-138-6746

Features and Characteristics

Overall Length
8.000 inches
Inlet Connection Type
Threaded
Inlet Thread Direction
Right-hand
Overall Diameter
3.875 inches
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
Any acceptable
Inlet Thread Size
1-1/4
Inlet Thread Series Designator
Npt
Inlet Thread Location
External
Material
Bronze or steel, corrosion resisting
Material
Copper alloy or stainless steel
Surface Treatment
Any acceptable
FSC
2990 Nonaircraft Miscellaneous Engine Accessories
NIIN
011386746
NSN
2990011386746

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
EM10
Cage Code:
16799
Status:
A
MSDS:
Part Number:
0111010 M10
Cage Code:
99016
Status:
A
MSDS:
Part Number:
EP TYPE4-44 M10
Cage Code:
99016
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 2990-01-138-6746
What are the manufacturers of nsn 2990011386746?
Does this nsn 2990011386746 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2990011386746
Does nsn 2990011386746 contain any precious metals?
No precious metal content.
Does nsn 2990011386746 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2990011386746?
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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