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Safety Relief Valve NSN 4820-00-529-5496

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 4820-00-529-5496 NSN: 4820-00-529-5496

Features and Characteristics

Thread Class
3b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
20.0 gallons per minute
Connection Style
Gasket sea (boss) 1st end
Valve Operation Method
Hydraulic
Connection Type
Threaded internal boss 1st end
Mounting Facility
Threaded fastener
Features Provided
Valve stem lock shield and pressure tight outlet side
Thready Qty Per Inch (tpi)
12 1st end
Thread Size
1.500 inches 1st end
Opening Pressure Setting
50.0 pounds per square inch
Material
Aluminum alloy stem
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
Thread Series Designator
Un 1st end
FSC
4820 Nonpowered Valves
NIIN
005295496
NSN
4820005295496

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
313690-1
Cage Code:
81982
Status:
A
MSDS:
Part Number:
314500-5
Cage Code:
81982
Status:
A
MSDS:
Part Number:
10-20153
Cage Code:
81205
Status:
A
MSDS:
Part Number:
10-2749-1
Cage Code:
81205
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 4820-00-529-5496
What are the manufacturers of nsn 4820005295496?
Does this nsn 4820005295496 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820005295496
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 4820005295496 contain any precious metals?
No precious metal content.
Does nsn 4820005295496 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820005295496?
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
  •   Quality Inspected Parts
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