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Safety Relief Valve NSN 4820-01-045-2562

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 4820-01-045-2562 NSN: 4820-01-045-2562

Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
300.0 degrees fahrenheit single response
Connection Style
G9 plain, optional en (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe 1st end
Maximum Operating Pressure
2500.0 pounds per square inch single response
Thread Size
0.250 inches 2nd end
Opening Pressure Setting
135.0 pounds per square inch
Material
Steel comp 303 seat
Material Specification
Fed standard 66, aisi 303/sae 30303 federal specification single material response seat
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
010452562
NSN
4820010452562

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
R5120T2MP135
Cage Code:
91816
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 4820-01-045-2562
What are the manufacturers of nsn 4820010452562?
Does this nsn 4820010452562 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010452562
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 4820010452562 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010452562 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010452562?
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
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