40651

Engine Poppet Valve

NSN 2810-00-037-3498

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000373498

Technical Specifications of NSN

Head Style:
Flat
Head Height:
Between 0.1820 inches and 0.1920 inches
Chamfer Angle In Deg:
45.0
Groove Diameter:
Between 0.3590 inches and 0.3650 inches
Chamfer Length:
0.0312 inches
Groove Width:
Between 0.1560 inches and 0.1660 inches
Outside Diameter:
Between 1.8390 inches and 1.8490 inches
Seat Angle In Deg:
45.0
Stem Style:
Grooved
Carbon Relief Groove:
Not included
Neck Radius:
0.3800 inches
Stem Length:
Between 4.6140 inches and 4.6440 inches
Stem Diameter:
Between 0.4330 inches and 0.4340 inches
Distance From Groove To Stem End:
0.3200 inches
Material And Location:
Cobalt alloy seat face
Material And Location:
Steel head
Material And Location:
Steel stem
Metallic Hardness Rating And Location:
50.0 rockwell c tip
Fsc Application Data:
Gasoline engine aircraft
NSN:
2810-00-037-3498
Item Name:
Exhaust Valve
Cage Code:
28839

Other Related Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15884
FIIG:
A11200
Concept No.:
1
App. Key:
A
Cond. Code:
2
Status:
A

Part Materials

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
85.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Definition Definition of approved item name (AIN): "Exhaust Valve"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
SPAIN Spain
DSOR:
Import / Export
  • Schedule B: 8409100080
  • SITC: 71319
  • End Use: Engines and turbines for military aircraft
  • NAICS: 336412
  • USDA: 1

Classification: Parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil


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