Model: 9957

Engine Poppet Valve

Special Features:

Grumman aerospace a-10 aircraft

Properties:

Head Style
Flat
Head Height
Between 0.1600 inches and 0.1750 inches
Chamfer Angle In Deg
45.0
Chamfer Length
Between 0.0200 inches and 0.0400 inches
Taper Angle In Deg
15.0
Outside Diameter
Between 1.3070 inches and 1.3170 inches
Minor Outside Diameter
Between 0.2450 inches and 0.2490 inches
Minor Diameter Length
Between 0.1800 inches and 0.2000 inches
Seat Angle In Deg
45.0
Stem Style
Tapered
Carbon Relief Groove
Not included
Neck Radius
0.3125 inches
Stem Length
Between 4.6125 inches and 4.6525 inches
Stem Diameter
Between 0.3405 inches and 0.3415 inches
Distance From Minor Diameter To Stem End
Between 0.4010 inches and 0.4030 inches
Material And Location
Steel
Metallic Hardness Rating And Location
43.0 rockwell c tip
Fsc Application Data
Gasoline engine
NSN
2805-00-528-6396
Part Number
9957
Description
Valve,poppet,engine
CAGE
12935

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 9957 NSN 2805-00-528-6396

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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