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Safety Relief Valve NSN 4820-01-649-0602

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 4820-01-649-0602 NSN: 4820-01-649-0602

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Features and Characteristics

Bonnet Type
Inside spring
Bonnet Attachment Method
Pressure seal, ring type
Maximum Operating Temp
180.00 degrees fahrenheit single response
Minimum Operating Temp
-40.0 degrees fahrenheit
Valve Operation Method
Automatic
Thready Qty Per Inch (tpi)
32 1st end
Thread Size
0.875 inches 1st end
Opening Pressure Setting
3.00 pounds per square inch
Face To Face Distance
0.75 inches
Special Features
Material must be rohs compliant
Material
Rubber butadiene-acrylonitrile class nbr flow control device
Surface Treatment
Anodize
Style Designator
Straight thru
FSC
4820 Nonpowered Valves
NIIN
016490602
NSN
4820016490602

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
780RPA30
Cage Code:
98021
Status:
A
MSDS:
Part Number:
780RPA3PSI
Cage Code:
F6101
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 4820-01-649-0602
What are the manufacturers of nsn 4820016490602?
Does this nsn 4820016490602 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820016490602
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 4820016490602 contain any precious metals?
No precious metal content.
Does nsn 4820016490602 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820016490602?
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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