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Safety Relief Valve NSN 4820-01-305-9794

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 4820-01-305-9794 NSN: 4820-01-305-9794

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Features and Characteristics

Flow Control Device
Piston
Disk Loading Method
Spring
Valve Discharge Flow Rate
40.0 gallons per minute
End Application
Advance attack, ah-1w helicopter
Valve Operation Method
Automatic
Connection Type
Unthreaded cartridge all ends
Maximum Operating Pressure
2000.0 pounds per square inch single response
Opening Pressure Setting
30.0 pounds per square inch
Special Features
5-30 psi for pressure setting, 1/2in. Straight thread port size, direct acting cartridge type, buna-n seals used
Material
Steel body
Media For Which Designed
Oil, hydraulic single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
013059794
NSN
4820013059794

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1G12-R8T-03-S
Cage Code:
24976
Status:
A
MSDS:
Part Number:
1G12-R8T-03-SV
Cage Code:
64294
Status:
A
MSDS:
Part Number:
RPGC-KN-CEJ
Cage Code:
54035
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 4820-01-305-9794
What are the manufacturers of nsn 4820013059794?
Does this nsn 4820013059794 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013059794
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 4820013059794 contain any precious metals?
No precious metal content.
Does nsn 4820013059794 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013059794?
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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