Model: 3989089

Engine Poppet Valve

Properties:

Head Style
Flat
Head Height
0.2000 inches
Chamfer Angle In Deg
25.0
Chamfer Length
0.0312 inches
Outside Diameter
1.5000 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3750 inches
Stem Length
4.7250 inches
Stem Diameter
0.3410 inches
Distance From First Groove To Stem End
0.2900 inches
Distance From Second Groove To Stem End
0.5350 inches
First Groove Diameter
0.3020 inches
Second Groove Diameter
0.3020 inches
First Groove Width
0.1250 inches
Second Groove Width
0.1100 inches
Material And Location
Steel, corrosion resisting
NSN
2805-01-035-8356
Part Number
3989089
Description
Valve,poppet,engine
CAGE
7X677

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 3989089 NSN 2805-01-035-8356

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:
0.2000lbs
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: 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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