Model: 1054

Engine Poppet Valve

Properties:

Head Style
Flat
Head Height
0.1406 inches
Chamfer Angle In Deg
30.0 degrees or 45.0 degrees optional
Chamfer Length
Any acceptable
Outside Diameter
Between 1.5260 inches and 1.5360 inches
Minor Outside Diameter
0.2969 inches
Minor Diameter Length
0.9687 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3125 inches
Stem Length
5.7969 inches
Stem Diameter
Between 0.3400 inches and 0.3410 inches
Distance From Minor Diameter To Stem End
0.6875 inches
Distance From First Groove To Stem End
Any acceptable
Distance From Second Groove To Stem End
Any acceptable
First Groove Diameter
Between 0.2735 inches and 0.2795 inches
Second Groove Diameter
Between 0.2735 inches and 0.2795 inches
First Groove Width
Between 0.0615 inches and 0.0635 inches
Second Groove Width
0.0615 mils and 0.0635 centimeters
Second Groove Width
Between 0.0615 inches and 0.0635 inches
Material And Location
Steel ms330 12204
Metallic Hardness Rating And Location
Not rated
NSN
2805-00-428-5218
Part Number
1054
Description
Valve,poppet,engine
CAGE
54509

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 1054 NSN 2805-00-428-5218

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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

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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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