Model: 7521812

Engine Poppet Valve

Properties:

Head Style
Concave
Head Height
Between 0.1980 inches and 0.2130 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0300 inches
Outside Diameter
Between 1.9990 inches and 2.0009 inches
Seat Angle In Deg
30.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.4400 inches
Stem Length
Between 5.1550 inches and 5.1950 inches
Stem Diameter
Between 0.4337 inches and 0.4345 inches
Distance From First Groove To Stem End
Between 0.2730 inches and 0.2880 inches
Distance From Second Groove To Stem End
Between 0.5305 inches and 0.5455 inches
First Groove Diameter
Between 0.3590 inches and 0.3650 inches
Second Groove Diameter
Between 0.3590 inches and 0.3650 inches
First Groove Width
Between 0.1320 inches and 0.1420 inches
Second Groove Width
0.1090 inches
Material And Location
Steel
Metallic Hardness Rating And Location
45.0 rockwell c tip
Fsc Application Data
Gasolineengine
NSN
2805-00-752-1812
Part Number
7521812
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 7521812 NSN 2805-00-752-1812

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:
SU
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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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Phone: +1 470-231-0824
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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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