4820-01-264-7867

Find complete technical information, availability, and procurement data for: 4820-01-264-7867
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-264-7867

Item Name Code

05488

Assigment Date

10/06/1987 (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.

automatic valve operation method, +3.0 to 50.0 pounds per square inch adjustable pressure range, 0.250 inches all ends nominal thread size, threaded external pipe all ends connection type, 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
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Adjustable Pressure Range: +3.0 to 50.0 pounds per square inch
Nominal Thread Size: 0.250 inches all ends
Special Features: w/deflector cap,green
Material: copper alloy overall
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-408-6274	No Name Available	04/01/2015

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
4CPA2-3DC	Safety Relief Valve
4CPA2-3DG-3	Safety Relief Valve
A47212-1	Safety Relief Valve
B-4CPA2-DG-3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-264-7867?

The FSCG of the NSN 4820-01-264-7867 is 4820

Does the NSN 4820-01-264-7867 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-264-7867 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 4820-01-264-7867 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-264-7867 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 4820-01-264-7867 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Oct 6, 1987