C581

Engine Poppet Valve

NSN 2805-00-386-3381

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
003863381

Detail Specifications

Head Style:
Flat
Head Height:
Between 0.1960 inches and 0.2060 inches
Chamfer Angle In Deg:
45.0
Chamfer Length:
0.0300 inches
Taper Angle In Deg:
15.0
Outside Diameter:
Between 1.5625 inches and 1.5725 inches
Minor Outside Diameter:
Between 0.2450 inches and 0.2490 inches
Minor Diameter Length:
0.1900 inches
Seat Angle In Deg:
45.0
Stem Style:
Tapered
Carbon Relief Groove:
Not included
Neck Radius:
0.4700 inches
Stem Length:
Between 4.8070 inches and 4.8170 inches
Stem Diameter:
Between 0.3720 inches and 0.3730 inches
Distance From Minor Diameter To Stem End:
Between 0.2170 inches and 0.2190 inches
Material And Location:
Cobalt alloy seat face
Material And Location:
Steel, federal standard 66, aisi/sae 8645 stem
Material And Location:
Steel, federal standard 66, sae ev4 head
Fsc Application Data:
Gasoline engine
NSN:
2805-00-386-3381
Item Name:
Exhaust Valve,engine
Cage Code:
80900

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
44016A
Cage Code:
1ML14
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
C581
Cage Code:
81118
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
CV1261
Cage Code:
80900
RNCC:
3
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
44016A
Cage Code:
28265
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:

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

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Privacy | Terms

Definition Definition of approved item name (AIN): "Engine 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:
GREECE Greece
DSOR:
User:
TURKEY Turkey
DSOR:
Import / Export
  • Schedule B: 8409918000
  • SITC: 71391
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Classification: Parts for spark-ignition internal combustion piston engines, nesoi


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