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Safety Relief Valve NSN 4820-00-595-2931

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 4820-00-595-2931 NSN: 4820-00-595-2931

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Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
1.500 inches
Maximum Operating Pressure
275.0 pounds per square inch 1st response
Opening Pressure Setting
19.0 pounds per square inch
Outside Diameter
6.000 inches 1st end
Thickness
0.562 inches all ends
First Connection Face To Centerline Distance
4.750 inches
Bolt Hole Diameter
0.750 inches 1st end
Second Connection Face To Centerline Distance
4.875 inches
Bolt Circle Diameter
4.750 inches 1st end
Flange Face Design
Raised straight all ends
Raised Face Height
0.688 inches 2nd end
Raised Face Diameter
3.625 inches 1st end
Material
Steel uns j03002 body
Style Designator
Angle flanged ends
FSC
4820 Nonpowered Valves
NIIN
005952931
NSN
4820005952931

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D0-10F AND NMP1
Cage Code:
75954
Status:
A
MSDS:
Part Number:
NMP01086E01S0019
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP-1086 OPTA 19T25PSI
Cage Code:
15187
Status:
A
MSDS:
Part Number:
D0-10F
Cage Code:
75954
Status:
A
MSDS:
Part Number:
NMP-1086 D0-10F
Cage Code:
75954
Status:
A
MSDS:
Part Number:
NMP-1086
Cage Code:
75954
Status:
A
MSDS:
Part Number:
NMP-1806 D0-10F
Cage Code:
01343
Status:
A
MSDS:
Part Number:
NMP108601S0019
Cage Code:
15187
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 4820-00-595-2931
What are the manufacturers of nsn 4820005952931?
Does this nsn 4820005952931 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820005952931
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 4820005952931 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820005952931 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820005952931?
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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