Model: 526-235PSI

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.375 inches 2nd end
Thread Class
3a 2nd end
Thread Direction
Right-hand 1st endright-hand 2nd end
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Maximum Operating Temp
-40.0 degrees fahrenheit 1st response225.0 degrees fahrenheit 2nd response
Connection Style
G46b plain (pipe) 1st endg42 flared (tube) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st endthreaded external tube 2nd end
Thread Size
0.375 inches 1st end0.375 inches 2nd end
Seat Angle
45.0 degrees all ends
Opening Pressure Setting
235.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Copper alloy bodyrubber chloroprene class cr flow control devicecopper alloy seat
Media For Which Designed
Refrigerant 12 1st responserefrigerant 22 2nd responserefrigerant 500 3rd responserefrigerant 502 4th response
Thread Series Designator
Npt 1st endunf 2nd end
NSN
4820-01-345-8613
Part Number
526-235PSI
Description
Valve,safety Relief
CAGE
28193

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Part 526-235PSI NSN 4820-01-345-8613

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
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: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Safety or relief valves

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