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Safety Relief Valve NSN 4820-01-545-7169

Item Description

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.

NSN 4820-01-545-7169 NSN: 4820-01-545-7169

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Features and Characteristics

Thread Class
2a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Spool
Disk Loading Method
Spring
Valve Discharge Flow Rate
80.0 gallons per minute
Maximum Operating Temp
200.0 degrees fahrenheit single response
Minimum Operating Temp
-40.0 degrees fahrenheit
End Application
Larc v
Valve Operation Method
Automatic
Connection Type
Threaded cartridge 1st end
Thready Qty Per Inch (tpi)
12 1st end
Maximum Operating Pressure
5000.0 pounds per square inch single response
Thread Size
1.312 inches 1st end
Opening Pressure Setting
1500.0 pounds per square inch
Part Name Assigned By Controlling Agency
Pilot operated spool-type relief valve
Special Features
Tamper resistant cap; uses nitrile seal sk16-2
Material
Steel
Media For Which Designed
Oil 1st response
Surface Treatment
Chromate zinc
Surface Treatment Specification
Yellow zinc chromate mfr ref single treatment response
Style Designator
Err-090
Thread Series Designator
Un 1st end
FSC
4820 Nonpowered Valves
NIIN
015457169
NSN
4820015457169

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
RAH161T30
Cage Code:
82271
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-545-7169
What are the manufacturers of nsn 4820015457169?
Does this nsn 4820015457169 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015457169
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.
Does nsn 4820015457169 contain any precious metals?
No precious metal content.
Does nsn 4820015457169 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015457169?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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