Model: WMU4

Exhaust Muffler

Properties:

Overall Length
22.000 inches
Inlet Connection Type
Threaded
Inlet Thread Direction
Right-hand
Overall Diameter
8.500 inches
End Application
Engine generator
Design Type
Dry
Coolant Type
Air
Muffler Design
Multipass w/integral spark arrestor
Body Shape
Round
Operating Position
Horizontal
Inlet Location
Centrally located one end
Inlet Projection Length
3.000 inches
Inlet Thread Size
2.11-1/2
Inlet Thread Series Designator
Npt
Inlet Thread Location
External
Outlet Connection Type
Threaded
Outlet Location
Centrally located opposite end
Outlet Projection Length
3.000 inches
Outlet Thread Size
2-11-1/2
Outlet Thread Series Designator
Npt
Outlet Thread Direction
Right-hand
Outlet Thread Location
External
Material
Steel
Material
Steel
Surface Treatment
Oxide
Surface Treatment
Black oxide
NSN
2990-00-572-7250
Part Number
WMU4
Description
Muffler,exhaust
CAGE
11839

Part WMU4 NSN 2990-00-572-7250

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10849
FIIG:
T135-C
Concept No.:
1
App. Key:
CA
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
N

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Phone: +1 470-231-0824
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Schedule B and Export
  • Schedule B: 8708925000
  • SITC: 78439
  • End Use: Other parts and accessories of vehicles
  • NAICS: 336390
  • USDA: 1

Freight Class: Mufflers and exhaust pipes for vehicles, nesoi

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