Model: 5159A-8EE-50

Safety Relief Valve

Special Features:

Valve size 1/2 in.

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
G45 flareless (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Features Provided
Pressure tight outlet side
Thready Qty Per Inch (tpi)
16 all ends
Adjustable Pressure Range
+50.0/+69.0 pounds per square inch
Maximum Operating Pressure
2400.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Seat Angle
12.0 degrees all ends
Opening Pressure Setting
50.0 pounds per square inch
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Aluminum alloy 2024 body
Material
Rubber butadiene-acrylonitrile class nbr flow control device
Media For Which Designed
Air 1st response
Media For Which Designed
Ethylene glycol 2nd response
Media For Which Designed
Fuel/oil, hydrocarbon 3rd response
Thread Series Designator
Unjf all ends
NSN
4820-01-490-7766
Part Number
5159A-8EE-50
Description
Valve,safety Relief
CAGE
91816

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 5159A-8EE-50 NSN 4820-01-490-7766

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:
A
ESD:
A
ESD:
A
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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