Model: 43018A

Engine Poppet Valve

Properties:

Head Style
Flat
Head Height
0.1800 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0312 inches
Outside Diameter
1.8340 inches
Seat Angle In Deg
30.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3906 inches
Stem Length
4.9880 inches
Stem Diameter
0.3740 inches
Distance From First Groove To Stem End
0.2050 inches
Distance From Second Groove To Stem End
0.3600 inches
First Groove Diameter
0.3130 inches
Second Groove Diameter
0.3130 inches
First Groove Width
0.0450 inches
Second Groove Width
0.0390 inches
Second Groove Width
0.0390 inches
Material And Location
Cobalt alloy head
Material And Location
Steel stem
Metallic Hardness Rating And Location
Not rated
NSN
2805-00-354-1988
Part Number
43018A
Description
Valve,poppet,engine
CAGE
1ML14

A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

Part 43018A NSN 2805-00-354-1988

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15884
FIIG:
A11200
Concept No.:
1
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8409918000
  • SITC: 71391
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Freight Class: Parts for spark-ignition internal combustion piston engines, nesoi

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