4820-01-269-9493

Find complete technical information, availability, and procurement data for: 4820-01-269-9493
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-269-9493

Item Name Code

05486

Assigment Date

12/24/1987 (38 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.

disk flow control device, bolted bonnet attachment method, automatic valve operation method, round all ends flange shape, outside screw-yoke bonnet type

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: outside screw-yoke
Bonnet Attachment Method: bolted
Valve Operation Method: automatic
Flange Shape: round all ends
Connection Type: flange all ends
Mounting Position: vertical
Valve Size: 16.000 inches
Nominal Outside Diameter: 21.187 inches all ends
Nominal Thickness: 0.875 inches all ends
First Connection Face To Centerline Distance: 16.000 inches
Second Connection Face To Centerline Distance: 16.000 inches
Flange Face Design: plain all ends
Material: copper alloy body
Style Designator: angle flanged ends

FAQs

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

What is the FSCG of the NSN 4820-01-269-9493?

The FSCG of the NSN 4820-01-269-9493 is 4820

Does NSN 4820-01-269-9493 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 4820-01-269-9493 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-269-9493 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 4820-01-269-9493 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Dec 24, 1987