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Safety Relief Valve NSN 4820-00-727-5968

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 4820-00-727-5968 NSN: 4820-00-727-5968

Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Stem or disk
Disk Loading Method
Spring
Renewable Seat Ring Type
Bolted
Bolt Hole Quantity
2 2nd end
Connection Style
Plain, optional en (pipe) 1st end
Width
2.500 inches 2nd end
Length
2.500 inches 2nd end
Valve Operation Method
Automatic
Flange Shape
Rectangular with holes 2nd end
Connection Type
Flange 2nd end
Features Provided
Pressure tight outlet side
Thread Size
0.750 inches 1st end
Opening Pressure Setting
53.0 pounds per square inch
Thickness
2.500 inches 2nd end
Bolt Hole Diameter
0.278 inches 2nd end
Center To Center Distance Between Bolt Holes Along Length
1.938 inches 2nd end
Center To Center Distance Between Bolt Holes Along Width
1.938 inches 2nd end
Flange Face Design
Plain all ends
Special Features
Flange has gasket groove
Material
Stainless steel stem
Style Designator
Angle
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
007275968
NSN
4820007275968

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
400
Cage Code:
00515
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 4820-00-727-5968
What are the manufacturers of nsn 4820007275968?
Does this nsn 4820007275968 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007275968
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 4820007275968 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820007275968 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007275968?
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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