4820-01-243-1383

Find complete technical information, availability, and procurement data for: 4820-01-243-1383
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-243-1383

Item Name Code

05488

Assigment Date

10/23/1986 (39 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.

0.500 inches all ends nominal pipe size accommodated, union bonnet attachment method, exposed spring bonnet type, disk flow control device, socket with brazing ring all ends connection style

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.500 inches all ends
Flow Control Device: disk
Bonnet Type: exposed spring
Bonnet Attachment Method: union
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +5.0 to 10.0 pounds per square inch
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy stem
Material Document And Classification: mil-v-20065 mil spec single material response flow control device
Material Document And Classification: mil-v-20065 mil spec single material response body
Material Document And Classification: qq-n-281 fed spec single material response stem
Style Designator: angle
Furnished Items And Quantity: 2 tailpiece and 1 wrench

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
L2110C/NMP-603	Safety Relief Valve
L2110C/NMP103H45	Safety Relief Valve
L2110C/NMP103H45LJE65379	Safety Relief Valve
NMP0603H01S0005	Safety Relief Valve
NMP103REV5F-10P	Safety Relief Valve
NMP103SNSN/H45L	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-243-1383?

The FSCG of the NSN 4820-01-243-1383 is 4820

Does the NSN 4820-01-243-1383 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-243-1383 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 4820-01-243-1383 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-243-1383 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 4820-01-243-1383 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Thu, Oct 23, 1986