Model: 7477

Spark Plug

Properties:

Body Style
Electrically shielded, partial insulator, gasket seat
Reach Length
0.500 inches
Usage Design
Engine other than aircraft
Width Across Flats
0.875 inches
Electrode Style
Two flat ground electrode
Mean Effective Pressure Rating
Between 140.0 pounds per square inch and 200.0 pounds per square inch
Seat Major Diameter
0.970 inches
Height Above Mounting Surface
2.680 inches
Top To Terminal Contact Distance
1.000 inches
Top To Shield Thread Distance
0.145 inches
Shield Thread Length
0.250 inches
Barrel Inside Diameter
0.469 inches
Terminal Sleeve Inside Diameter
0.388 inches
Nondefinitive Specification/std Data
1 type
NSN
2920-00-294-3719
Part Number
7477
Description
Spark Plug
CAGE

An item containing two or more electrodes across which an electric spark is discharged to ignite a fuel and air mixture, primarily in internal combustion engines. Excludes glow plug; and electrode.

Part 7477 NSN 2920-00-294-3719

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00294
FIIG:
A10400
Concept No.:
App. Key:
A
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
177080
UFC:
87080
LTL:
RATING VARIABLE
LCL:
100.0
WCC:
583
TCC:
Z
SHC:
5
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8511100000
  • SITC: 77831
  • End Use: Engines and engine parts (carburetors, pistons, rings, and valves)
  • NAICS: 336320
  • USDA: 1

Freight Class: Spark plugs for internal combustion engines

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