4820-01-313-4130

Find complete technical information, availability, and procurement data for: 4820-01-313-4130
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-313-4130

Item Name Code

05488

Assigment Date

01/09/1990 (36 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.

spring disk loading method, disk flow control device, flared (tube) 1st end connection style, plain (tube) 2nd end connection style, right-hand all ends thread direction

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: flared (tube) 1st end
Connection Style: plain (tube) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Nominal Thread Size: 0.375 inches all ends
Seat Angle: 45.0 degrees all ends
Opening Pressure Setting: 400.0 pounds per square inch
Material: copper alloy body
Style Designator: straight thru note: to be used for valve bodies of one section only.
Thread Series Designator: npt all ends

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
3014-400	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-313-4130?

The FSCG of the NSN 4820-01-313-4130 is 4820

Does the NSN 4820-01-313-4130 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-313-4130 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 4820-01-313-4130 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-313-4130 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 4820-01-313-4130 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Jan 9, 1990