Model: WM778A1118588

Stop Diaphragm Valve

Properties:

Thread Direction
Right-hand all ends
Maximum Operating Temp
82.0 degrees celsius single response
Minimum Operating Temp
-40.0 degrees celsius
Connection Style
G9 plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Maximum Operating Pressure
150.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Material
Zinc alloy body
Thread Series Designator
Nptf all ends
Furnished Items And Quantity
1 filter
NSN
4820-01-559-4473
Part Number
WM778A1118588
Description
Valve,diaphragm,stop
CAGE

A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.

Part WM778A1118588 NSN 4820-01-559-4473

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13619
FIIG:
A046B0
Concept No.:
1
App. Key:
AC
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:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8481809050
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi

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