4820-00-113-8276

Find complete technical information, availability, and procurement data for: 4820-00-113-8276
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-113-8276

Item Name Code

05488

Assigment Date

09/13/1968 (57 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.

right-hand all ends thread direction, spring disk loading method, poppet flow control device, packing retaining bonnet type, 3b all ends thread class

Product Characteristics

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

Thread Class: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Bonnet Type: packing retaining
Disk Loading Method: spring
Maximum Operating Temp: -65.0 fahrenheit 1st response
Maximum Operating Temp: 225.0 fahrenheit 2nd response
Connection Style: flare(tube) all ends
Valve Operation Method: automatic
Connection Type: threaded internal tube all ends
Features Provided: pressure tight outlet side
Adjustable Pressure Range: +430.0 to 650.0 pounds per square inch
Maximum Operating Pressure: 650.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches all ends
Nominal Outside Diameter Tube Accommodated: 0.375 inches all ends
Material: aluminum alloy overall
Media For Which Designed: fuel/oil, hydrocarbon 1st response
Media For Which Designed: water, fresh 2nd response
Style Designator: angle
Thread Series Designator: unf 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
620-6-6	Safety Relief Valve
620B-6-6-2	Safety Relief Valve
620B6-6	Safety Relief Valve
620B6-6-2	Safety Relief Valve
625B-6-6-2	Safety Relief Valve
64A98B575-1	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-113-8276?

The FSCG of the NSN 4820-00-113-8276 is 4820

Does the NSN 4820-00-113-8276 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-113-8276 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 4820-00-113-8276 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-113-8276 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 4820-00-113-8276 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Sep 13, 1968