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4820-00-065-4343

Find complete technical information, availability, and procurement data for: 4820-00-065-4343

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4820-00-065-4343
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-065-4343
Item Name Code
05488
Assigment Date
01/01/1963 (63 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.

18 1st end thread quantity per inch, threaded external pipe 1st end connection type, 0.250 inches 1st end nominal thread size, 140.0 pounds per square inch opening pressure setting, npt 1st end thread series designator

Product Characteristics

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

Connection Type
threaded external pipe 1st end
Thread Quantity Per Inch
18 1st end
Nominal Thread Size
0.250 inches 1st end
Opening Pressure Setting
140.0 pounds per square inch
Thread Series Designator
npt 1st end

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
8767993 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-065-4343?
The FSCG of the NSN 4820-00-065-4343 is 4820
Does the NSN 4820-00-065-4343 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-065-4343 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 4820-00-065-4343 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-065-4343 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 4820-00-065-4343 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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