Model: A20523-1

Fluid Pressure Regulating Valve

Properties:

Body Material
Aluminum alloy
Outside Surface Treatment
Painted
Body Style
Tee
Stem Material
Steel
Media For Which Designed
Not specified
First End Connection Type
Threaded internal tube
First End Style Designator
Gasket seal
First End Outside Diameter Tube Accommodated
0.250 inches
First End Thread Size And Series/type Designator
1/2-20 unf
First End Thread Class
2b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Third End Relationship With Preceding Ends
Not identical with first or second end
Third End Connection Type
Threaded internal tube
Third End Style Designator
Gasket seal
Third End Outside Diameter Tube Accommodated
0.125 inches
Third End Thread Size And Series/type Designator
3/8-24 unf
Third End Thread Class
2b
Third End Thread Direction
Right-hand
Seat Material
Steel
First End Seat Angle In Deg
30.0
Packing Material
Any acceptable
Flow Control Device
Piston, weighted type
Flow Control Device Material
Steel
End Connection Quantity
3
Regulation Type
Manual, double stage
Manual Control Method
Knob
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
Not rated
Outlet Pressure Accuracy Rating
Not rated
Filter
Not included
NSN
4820-01-088-2123
Part Number
A20523-1
Description
Valve,regulating,fluid Pressure
CAGE
08441

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

Part A20523-1 NSN 4820-01-088-2123

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27565
FIIG:
A21100
Concept No.:
1
App. Key:
D
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:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
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:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level

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