Model: 449B-2PPP

Shuttle Valve

Special Features:

Third end connection feature has an accommodation for a gasket seal and is tapered

Properties:

Thread Direction
Right-hand 1st end
Maximum Operating Temp
250.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Connection Type
Unthreaded internal tube 3rd end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Material
Copper alloy 268 body
Thread Series Designator
Npt 1st end
NSN
4820-01-111-1687
Part Number
449B-2PPP
Description
Valve,shuttle
CAGE
91816

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 449B-2PPP NSN 4820-01-111-1687

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:
NM
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
736
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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