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Safety Relief Valve NSN 4820-00-815-4817

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 4820-00-815-4817 NSN: 4820-00-815-4817

Features and Characteristics

Thread Class
3b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
G4 gasket sea (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Mounting Facility
Threaded fastener
Features Provided
Pressure tight outlet side
Thready Qty Per Inch (tpi)
12 1st end
Maximum Operating Pressure
150.0 pounds per square inch single response
Thread Size
1.312 inches 1st end
Material
Aluminum alloy 208.0 body lining
Material Specification
Qq-a-601, t6 federal specification single material response stem
Surface Treatment
Anodize
Style Designator
Err-090
Thread Series Designator
Unj 1st end
FSC
4820 Nonpowered Valves
NIIN
008154817
NSN
4820008154817

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
76913-2
Cage Code:
86768
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 4820-00-815-4817
What are the manufacturers of nsn 4820008154817?
Does this nsn 4820008154817 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008154817
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 4820008154817 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820008154817 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008154817?
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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