Model: 11640678

Engine Poppet Valve

Properties:

Head Style
Concave
Head Height
Between 0.1440 inches and 0.1580 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0300 inches
Outside Diameter
1.8060 inches
Seat Angle In Deg
22.0
Stem Style
Plain
Carbon Relief Groove
Not included
Neck Radius
1.5000 inches
Stem Length
Between 4.5665 inches and 4.5815 inches
Stem Diameter
Between 0.3400 inches and 0.3410 inches
Material And Location
Steel
NSN
2805-00-933-3737
Part Number
11640678
Description
Valve,poppet,engine
CAGE
19207

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 11640678 NSN 2805-00-933-3737

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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