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4820-01-188-5834

Find complete technical information, availability, and procurement data for: 4820-01-188-5834

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4820-01-188-5834
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-188-5834
Item Name Code
05485
Assigment Date
09/06/1984 (41 years ago)

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.

150.0 fahrenheit 2nd response maximum operating temp, disk flow control device, inside screw bonnet type, union bonnet attachment method, 4 all ends bolt hole quantity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flow Control Device
disk
Bonnet Type
inside screw
Bonnet Attachment Method
union
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
150.0 fahrenheit 2nd response
Maximum Operating Temp
500.0 fahrenheit 1st response
Valve Operation Method
manual
Flange Shape
round with holes all ends
Connection Type
flange all ends
Features Provided
bonnet packing
Valve Size
3.000 inches
Maximum Operating Pressure
150.0 pounds per square inch 1st response
Maximum Operating Pressure
225.0 pounds per square inch 2nd response
Nominal Outside Diameter
7.500 inches all ends
Face To Face Distance
6.938 inches
Nominal Thickness
0.625 inches all ends
Bolt Hole Nominal Diameter
0.750 inches all ends
Bolt Circle Nominal Diameter
6.000 inches all ends
Flange Face Design
plain all ends
Material
copper alloy 922 body
Material
copper alloy 922 flow control device
Material
copper alloy stem
Material
plastic polytetrafluoroethylene packing
Material Document And Classification
astm b198 alloy 875 assn std single material response or astm b371 alloy 697 assn std single material response stem
Material Document And Classification
astm b61 assn std single material response body
Material Document And Classification
astm b61 assn std single material response flow control device
Media For Which Designed
steam 1st response
Media For Which Designed
water-oil-gas 2nd response
Style Designator
straight thru flanged ends

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1160F Globe Valve
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160F-3IN Globe Valve
344.300110.004 Globe Valve
B-3962 Globe Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-188-5834?
The FSCG of the NSN 4820-01-188-5834 is 4820
Does NSN 4820-01-188-5834 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-188-5834 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-188-5834 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-188-5834 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Thu, Sep 6, 1984

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