4820-01-168-5672

Find complete technical information, availability, and procurement data for: 4820-01-168-5672
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-168-5672

Item Name Code

05487

Assigment Date

12/20/1983 (42 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.

round with holes 1st end flange shape, 8 1st end bolt hole quantity, disk flow control device, weight disk loading method, 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
Disk Loading Method: weight
Bolt Hole Quantity: 8 1st end
Valve Operation Method: automatic
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Valve Size: 5.000 inches
Criticality Code Justification: zzzy
Nominal Outside Diameter: 10.000 inches 1st end
Face To Face Distance: 13.000 inches
Nominal Thickness: 0.750 inches 1st end
Bolt Hole Nominal Diameter: 0.625 inches 1st end
Bolt Circle Nominal Diameter: 8.500 inches 1st end
Flange Face Design: plain 1st end
Material: copper alloy body
Style Designator: straight thru flanged ends
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
B-1620-D-0000 FIG.B-1620	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-168-5672?

The FSCG of the NSN 4820-01-168-5672 is 4820

Does NSN 4820-01-168-5672 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 4820-01-168-5672 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-168-5672 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 4820-01-168-5672 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Dec 20, 1983