4820-00-287-2142

Find complete technical information, availability, and procurement data for: 4820-00-287-2142
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-2142

Item Name Code

05485

Assigment Date

09/05/1973 (52 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, threaded bonnet attachment method, socket (tube) 1st end connection style, inside screw bonnet type, pressed-in renewable seat ring 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: inside screw
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: pressed-in
Connection Style: socket (tube) 1st end
Valve Operation Method: manual
Connection Type: unthreaded internal tube 1st end
Criticality Code Justification: zzzy
Nominal Outside Diameter Tube Accommodated: 1.000 inches 1st end
Material: steel body
Style Designator: straight thru
Reference Number Differentiating Characteristics: cleaning, packaging, and marking iaw mil-std-1330d

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
14598-1	Globe Valve
14598-1CP	Globe Valve
ES8-88-2WP1	Globe Valve
ES8-88-2WP1CP	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-2142?

The FSCG of the NSN 4820-00-287-2142 is 4820

Does the NSN 4820-00-287-2142 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-00-287-2142 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 4820-00-287-2142 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-287-2142 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 4820-00-287-2142 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Sep 5, 1973