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Safety Relief Valve NSN 4820-00-287-4644

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 4820-00-287-4644 NSN: 4820-00-287-4644

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Features and Characteristics

Flow Control Device
Disk
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Maximum Operating Temp
425.0 degrees fahrenheit 1st response
Connection Style
Socket (tube) err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Adjustable Pressure Range
+136.0/+169.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch 2nd response
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Nickel alloy flow control device
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
002874644
NSN
4820002874644

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
S4824H3163773PC1T018
Cage Code:
53711
Status:
A
MSDS:
Part Number:
5119-4824-3801PC1T0-16
Cage Code:
53711
Status:
A
MSDS:
Part Number:
5119-4824-3801PC1T016
Cage Code:
53711
Status:
A
MSDS:
Part Number:
1806 1-2-136-169
Cage Code:
38056
Status:
A
MSDS:
Part Number:
1806CCU
Cage Code:
38056
Status:
A
MSDS:
Part Number:
R6309HHPC1T016
Cage Code:
38056
Status:
A
MSDS:
Part Number:
K1-4900-1000250ALT10PC49
Cage Code:
80064
Status:
A
MSDS:
Part Number:
20058Q51M
Cage Code:
15187
Status:
A
MSDS:
Part Number:
FIG1251 1/2IN
Cage Code:
15187
Status:
A
MSDS:
Part Number:
3076-10ALT10PCV49
Cage Code:
96169
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 4820-00-287-4644
What are the manufacturers of nsn 4820002874644?
Does this nsn 4820002874644 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002874644
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 4820002874644 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002874644 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002874644?
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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