Model: 2256B-3

Shuttle Valve

Properties:

Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Ball
Valve Discharge Flow Rate
5.5 gallons per minute
Maximum Operating Temp
300.0 degrees fahrenheit single response
Connection Style
G64a plain beveled (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded external pipe all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Material
Copper alloy body
Material
Stainless steel flow control device
Media For Which Designed
Air 1st response
Media For Which Designed
Fuel/oil, hydrocarbon 2nd response
NSN
4820-01-136-6540
Part Number
2256B-3
Description
Valve,shuttle
CAGE
96948

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 2256B-3 NSN 4820-01-136-6540

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
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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