Model: 12050

Safety Relief Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Valve Discharge Flow Rate
0.5 cubic feet per minute
Maximum Operating Temp
165.0 degrees fahrenheit single response
Connection Style
G43 external seat for gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external boss all ends
Mounting Facility
Threaded fastener
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+10.0/+40.0 pounds per square inch
Maximum Operating Pressure
40.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Outside Diameter Tube Accommodated
0.375 inches all ends
Material
Plastic polytetrafluoroethylene flow control device
Material
Stainless steel body
Material
Stainless steel seat
Material
Stainless steel stem
Media For Which Designed
Air 1st response
Media For Which Designed
Nitrogen, gaseous 2nd response
Thread Series Designator
Unf all ends
NSN
4820-00-918-1593
Part Number
12050
Description
Valve,safety Relief
CAGE
45543

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 12050 NSN 4820-00-918-1593

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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