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Safety Relief Valve NSN 4820-00-956-6176

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 4820-00-956-6176 NSN: 4820-00-956-6176

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Exposed spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Valve Discharge Flow Rate
10854.0 pounds per hour
Bolt Hole Quantity
4 2nd end
Maximum Operating Temp
450.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes 2nd end
Connection Type
Flange 1st end
Features Provided
Pressure tight outlet side
Maximum Operating Pressure
160.0 pounds per square inch single response
Opening Pressure Setting
140.0 pounds per square inch
Outside Diameter
6.000 inches 2nd end
Bolt Hole Diameter
0.750 inches 2nd end
Bolt Circle Diameter
6.000 inches 1st end
Flange Face Design
Raised straight 2nd end
Raised Face Height
0.062 inches 2nd end
Raised Face Diameter
4.250 inches 1st end
Material
Stainless steel stem
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
009566176
NSN
4820009566176

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
J025-2J
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 4820-00-956-6176
What are the manufacturers of nsn 4820009566176?
Does this nsn 4820009566176 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009566176
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 4820009566176 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009566176 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009566176?
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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