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Safety Relief Valve NSN 4820-01-246-5980

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 4820-01-246-5980 NSN: 4820-01-246-5980

Features and Characteristics

Thread Class
2b all ends
Thread Direction
Right-hand all ends
Flow Control Device
Piston
Disk Loading Method
Spring
Valve Discharge Flow Rate
40.0 gallons per minute
Connection Style
G4 gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Adjustable Pressure Range
+50.0/+2000.0 pounds per square inch
Maximum Operating Pressure
2000.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Special Features
Handknob adjustment; viton a seals
Material
Aluminum alloy body
Media For Which Designed
Oil, hydraulic single response
Style Designator
Err-090
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
012465980
NSN
4820012465980

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1G12-R12T-20SV
Cage Code:
8Z296
Status:
A
MSDS:
Part Number:
1G12R12T2CSV
Cage Code:
8Z296
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 4820-01-246-5980
What are the manufacturers of nsn 4820012465980?
Does this nsn 4820012465980 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012465980
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 4820012465980 contain any precious metals?
No precious metal content.
Does nsn 4820012465980 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012465980?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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