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Safety Relief Valve NSN 4820-00-287-4045

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 4820-00-287-4045 NSN: 4820-00-287-4045

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Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Connection Style
Socket (tube) err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Features Provided
Valve stem lock shield and pressure tight outlet side
Maximum Operating Pressure
155.0 pounds per square inch single response
Opening Pressure Setting
200.0 pounds per square inch
Outside Diameter Tube Accommodated
0.625 inches all ends
Material
Rubber chloroprene class cr flow control device
Media For Which Designed
Refrigerant 12 single response
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
002874045
NSN
4820002874045

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5MF30-434 ITEM 77-5MF30-574-3
Cage Code:
10855
Status:
A
MSDS:
Part Number:
5422-200
Cage Code:
28193
Status:
A
MSDS:
Part Number:
0ME126-25APC1CT019C
Cage Code:
10855
Status:
A
MSDS:
Part Number:
0ME145-25PC1CT019C
Cage Code:
10855
Status:
A
MSDS:
Part Number:
WW5709542ITEM52
Cage Code:
24446
Status:
A
MSDS:
Part Number:
51500S59-973PC104
Cage Code:
53711
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 4820-00-287-4045
What are the manufacturers of nsn 4820002874045?
Does this nsn 4820002874045 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002874045
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 4820002874045 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002874045 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002874045?
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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