Model: 203355

Valve Seat

Properties:

Flange Diameter
0.500 inches
Body Inside Diameter
0.250 inches
Flange Seat To Disk End Height
0.125 inches
Under Flange Height
0.187 inches
Seating Surface Shape
Flat
Material
Plastic
Material Specification
Mil-p-17091, type f-10001 military specification single material response
Style Designator
Plain flanged
NSN
4820-00-303-6450
Part Number
203355
Description
Seat,valve
CAGE
96487

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 203355 NSN 4820-00-303-6450

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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