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Safety Relief Valve NSN 4820-01-470-7729

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 4820-01-470-7729 NSN: 4820-01-470-7729

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Features and Characteristics

Flow Control Device
Poppet
Valve Discharge Flow Rate
26.0 liters per minute
Maximum Operating Temp
135.0 degrees celsius single response
Connection Style
Reduced socket (tube) err-100
Length
34.40 millimeters all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded cartridge all ends
Maximum Operating Pressure
4.0 bar single response
Opening Pressure Setting
7.5 bar
Outside Diameter
23.47 millimeters all ends
Material
Aluminum alloy 2024 body
Material Specification
Qq-a-225/6 federal specification single material response body
Media For Which Designed
Hydraulic fluid, petroleum base single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, ty1 military specification single treatment response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
014707729
NSN
4820014707729

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2R3706
Cage Code:
99240
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 4820-01-470-7729
What are the manufacturers of nsn 4820014707729?
Does this nsn 4820014707729 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014707729
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 4820014707729 contain any precious metals?
No precious metal content.
Does nsn 4820014707729 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014707729?
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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