Model: 78038B

Engine Poppet Valve

Properties:

Head Style
Flat
Head Height
Between 0.1870 inches and 0.1970 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0312 inches
Outside Diameter
Between 1.8730 inches and 1.8770 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.5625 inches
Stem Length
Between 4.1777 inches and 4.1877 inches
Stem Diameter
Between 0.3725 inches and 0.3735 inches
Distance From First Groove To Stem End
0.3125 inches
Distance From Second Groove To Stem End
0.4687 inches
First Groove Diameter
Between 0.3010 inches and 0.3070 inches
Second Groove Diameter
Between 0.3010 inches and 0.3070 inches
First Groove Width
0.0625 inches
Second Groove Width
0.0625 inches
Material And Location
Steel, federal standard 66, sae hnv4 stem
Material And Location
Steel, federal standard 66, sae hnv4 tip
Material And Location
Steel, federal standard 66, sae ev4 head
Fsc Application Data
Diesel engine
NSN
2815-00-288-3902
Part Number
78038B
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 78038B NSN 2815-00-288-3902

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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: 8409998000
  • SITC: 71392
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Freight Class: Parts for compression-ignition internal combustion piston engines (diesel), nesoi

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