Model: 121236C

Engine Poppet Valve

Properties:

Head Style
Mushroom
Head Height
0.1875 inches
Chamfer Angle In Deg
45.0
Groove Diameter
Between 0.2180 inches and 0.2220 inches
Chamfer Length
0.0312 inches
Groove Width
0.2780 inches
Outside Diameter
0.9375 inches
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.3125 inches
Stem Length
3.1963 inches
Stem Diameter
Between 0.3090 inches and 0.3100 inches
Distance From Groove To Stem End
Between 0.1410 inches and 0.1430 inches
Material And Location
Steel, federal standard 66, sae ev3 head
Material And Location
Steel, federal standard 66, aisi/sae 3140 stem
Material And Location
Steel, federal standard 66, sae vf2 seat face
Fsc Application Data
Gasoline engine
NSN
2805-00-371-5765
Part Number
121236C
Description
Valve,poppet,engine
CAGE
64104

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 121236C NSN 2805-00-371-5765

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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