4820-01-322-3585

Find complete technical information, availability, and procurement data for: 4820-01-322-3585
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-322-3585

Item Name Code

05488

Assigment Date

07/03/1990 (36 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.

8 2nd end bolt hole quantity, used on 400 ft wagb cg vessels end item identification, disk flow control device, 8 1st end bolt hole quantity, automatic valve operation method

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
Bolt Hole Quantity: 8 1st end
Bolt Hole Quantity: 8 2nd end
End Item Identification: used on 400 ft wagb cg vessels
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 2.000 inches
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Outside Diameter: 10.000 inches 2nd end
Nominal Outside Diameter: 6.500 inches 1st end
Nominal Thickness: 0.813 inches 1st end
Nominal Thickness: 1.188 inches 2nd end
First Connection Face To Centerline Distance: 6.000 inches
Bolt Hole Nominal Diameter: 0.625 inches 1st end
Bolt Hole Nominal Diameter: 0.750 inches 2nd end
Second Connection Face To Centerline Distance: 5.250 inches
Bolt Circle Nominal Diameter: 5.000 inches 1st end
Bolt Circle Nominal Diameter: 7.875 inches 2nd end
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches 2nd end
Raised Face Nominal Height: 0.062 inches 1st end
Raised Face Nominal Diameter: 3.625 inches 1st end
Raised Face Nominal Diameter: 6.187 inches 2nd end
Material: steel corrosion resisting seat
Media For Which Designed: water, fresh single response
Style Designator: angle flanged ends

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2IN1811-KA-0-3X1-21	Safety Relief Valve
2IN1811-KA-0-3X1-23	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-322-3585?

The FSCG of the NSN 4820-01-322-3585 is 4820

Does the NSN 4820-01-322-3585 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-322-3585 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 4820-01-322-3585 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-322-3585 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 4820-01-322-3585 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Jul 3, 1990