Model: 8120

Engine Poppet Valve

Properties:

Head Style
Mushroom
Head Height
0.1562 inches
Chamfer Angle In Deg
30.0
Hole Diameter
0.1070 inches
Chamfer Length
0.0469 inches
Outside Diameter
0.9687 inches
Seat Angle In Deg
45.0
Stem Style
Drilled
Carbon Relief Groove
Not included
Neck Radius
0.1875 inches
Stem Length
3.4463 inches
Stem Diameter
0.2475 inches
Distance From Hole Center To Stem End
0.1562 inches
Material And Location
Steel, federal standard 66, aisi/sae 3140 stem
Material And Location
Steel, federal standard 66, sae ev4 head
Metallic Hardness Rating And Location
40.0 rockwell c tip
Fsc Application Data
Gasoline engine
NSN
2805-00-353-7584
Part Number
8120
Description
Valve,poppet,engine
CAGE
20722

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 8120 NSN 2805-00-353-7584

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:
85.0
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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