Model: 12793

Shuttle Valve

Properties:

Thread Class
3a 3rd end
Thread Class
3b 2nd end
Thread Direction
Right-hand 3rd end
Flow Control Device
Piston
Valve Discharge Flow Rate
1.2 gallons per minute
Connection Style
G4 gasket sea (boss) 2nd end
Connection Style
G42 flared (tube) 3rd end
Connection Type
Threaded external tube 3rd end
Connection Type
Threaded internal tube 2nd end
Connection Type
Threaded internal tube 1st end
Thready Qty Per Inch (tpi)
20 3rd end
Thready Qty Per Inch (tpi)
24 2nd end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 3rd end
Seat Angle
45.0 degrees 2nd end
Seat Angle
45.0 degrees 3rd end
Outside Diameter Tube Accommodated
0.188 inches 2nd end
Outside Diameter Tube Accommodated
0.250 inches 3rd end
Material
Aluminum alloy body
Material
Rubber synthetic packing
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Surface Treatment
Anodize
Thread Series Designator
Unf 3rd end
NSN
4820-00-815-1602
Part Number
12793
Description
Valve,shuttle
CAGE
26044

A valve having one outlet and two inlets that are usually opposite each other. It has a fluid pressure operated pistonlike item, called a shuttle, that controls either inlet. It is commonly used to provide an emergency passage for fluid in an aircraft hydraulic or pneumatic system in case of loss of pressure in the normal service lines.

Part 12793 NSN 4820-00-815-1602

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20572
FIIG:
A046B0
Concept No.:
1
App. Key:
AR
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:
A
ESD:
ESD:
MMAC:
BF
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
593
TCC:
Z
SHC:
Z
ACC:
Trailers/Vehicles

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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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