Model: 78-121

Exhaust Muffler

Properties:

Overall Length
2.125 inches
Inlet Connection Type
Threaded
Inlet Thread Direction
Right-hand
Overall Diameter
6.500 inches
Design Type
Dry
Coolant Type
Air
Muffler Design
Baffle
Baffle Quantity
1
Tube Quantity
1
Body Shape
Round
Operating Position
Any acceptable
Inlet Location
Centrally located in end section of body
Inlet Projection Length
1.313 inches
Inlet Thread Size
1-1/4-11-1/2
Inlet Thread Series Designator
Npt
Inlet Thread Location
Internal
Nonconnection Outlet Type And Quantity
1 perforated
Nonconnection Outlet Location
Centrally located in end section of body
Nonconnection Outlet Size
5 in. Dia
Material
Steel
Material
Steel
Surface Treatment
Aluminum alloy
Surface Treatment
Aluminum, silicone
NSN
2990-00-303-7804
Part Number
78-121
Description
Muffler,exhaust
CAGE
64104

Part 78-121 NSN 2990-00-303-7804

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
125850
UFC:
61440
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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