Model: 526 200PSI

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.375 inches 2nd end
Thread Class
3a 2nd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st 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 response
Maximum Operating Temp
225.0 degrees fahrenheit 2nd response
Connection Style
G42 flared (tube) 2nd end
Connection Style
G46b plain (pipe) 1st end
Connection Style
Flared (tube) 2nd end
Connection Style
Plain (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Connection Type
Threaded external tube 2nd end
Features Provided
Valve stem lock shield and pressure tight outlet side
Thread Size
0.375 inches 2nd end
Thread Size
0.375 inches 1st end
Seat Angle
45.0 degrees 1st end
Opening Pressure Setting
200.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Copper alloy seat
Material
Copper alloy body
Material
Rubber chloroprene class cr flow control device
Media For Which Designed
Refrigerant 22 2nd response
Media For Which Designed
Refrigerant 500 3rd response
Media For Which Designed
Refrigerant 502 4th response
Media For Which Designed
Refrigerant 12 1st response
Style Designator
Angle
Thread Series Designator
Npt 1st end
Thread Series Designator
Unf 2nd end
NSN
4820-00-287-4072
Part Number
526 200PSI
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 200PSI NSN 4820-00-287-4072

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:
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:
Trailers/Vehicles

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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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