Model: 909QT-3/4IN

Check Valve

Special Features:

Backflow preventer, with 1/4 turn, fullport resilient seated, bronze ball valve shut offs

Properties:

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
140.0 degrees fahrenheit single response
End Application
Cpf vacuum sewage collector, watts regulator co
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
175.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Material
Copper alloy body
Media For Which Designed
Water, fresh 2nd response
Media For Which Designed
Air 1st response
Style Designator
Straight thru
Thread Series Designator
Nptf all ends
Furnished Items And Quantity
1 handle
NSN
4820-01-344-7564
Part Number
909QT-3/4IN
Description
Valve,check
CAGE
79227

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 909QT-3/4IN NSN 4820-01-344-7564

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
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: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over

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