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Safety Relief Valve NSN 4820-00-312-6178

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 4820-00-312-6178 NSN: 4820-00-312-6178

Features and Characteristics

Flow Control Device
Piston
Disk Loading Method
Weight
Bolt Hole Quantity
6 1st end
Maximum Operating Temp
425.0 degrees fahrenheit single response
Flange Shape
Round with holes 1st end
Connection Type
Flange 1st end
Adjustable Pressure Range
+11.2/+14.8 pounds per square inch
Outside Diameter
6.125 inches 1st end
Thickness
0.500 inches 1st end
Bolt Hole Diameter
0.562 inches 1st end
Bolt Circle Diameter
5.000 inches 1st end
Flange Face Design
Plain 1st end
Material
Steel stem
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
003126178
NSN
4820003126178

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DD692S4501-8
Cage Code:
80064
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 4820-00-312-6178
What are the manufacturers of nsn 4820003126178?
Does this nsn 4820003126178 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003126178
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 4820003126178 contain any precious metals?
No precious metal content.
Does nsn 4820003126178 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003126178?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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