Model: 8U8018-5

Valve Seat

Special Features:

4 bleed holes

Properties:

Flange Diameter
Between 0.558 inches and 0.560 inches
Body Outside Diameter
Between 0.433 inches and 0.435 inches
Body Inside Diameter
Between 0.188 inches and 0.189 inches
Flange Seat To Disk End Height
Between 0.890 inches and 0.900 inches
Under Flange Height
Between 0.140 inches and 0.150 inches
Material
Aluminum alloy 7075
Surface Treatment
Anodize
Fsc Application Data
Valve, linear, directional control, acft
NSN
4820-00-340-0856
Part Number
8U8018-5
Description
Seat,valve
CAGE
60029

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Part 8U8018-5 NSN 4820-00-340-0856

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
Concept No.:
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

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Schedule B and Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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