4820-00-115-8660

Find complete technical information, availability, and procurement data for: 4820-00-115-8660
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-115-8660

Item Name Code

05488

Assigment Date

09/30/1968 (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 2nd end thread direction, 0.500 inches 1st end nominal pipe size accommodated, 0.500 inches 2nd end nominal pipe size accommodated, right-hand 1st end thread direction, disk flow control device

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 1st end
Nominal Pipe Size Accommodated: 0.500 inches 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: plain (pipe) 1st end
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: hydraulic
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Features Provided: pressure tight outlet side
Thread Quantity Per Inch: 14 1st end
Thread Quantity Per Inch: 14 2nd end
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 0.500 inches 2nd end
Opening Pressure Setting: 0.70 pounds per square inch
Special Features: designed for fresh water
Material: copper alloy body
Material: copper alloy and rubber flow control device
Material: copper alloy seat
Material Document And Classification: qq-c-390,alloy b5 fed spec single material response and mil-r-15624,cl 1 mil spec single material response flow control device
Material Document And Classification: qq-c-390,alloy b5 fed spec single material response body
Material Document And Classification: qq-c-390,alloy b5 fed spec single material response seat
Style Designator: angle
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end

FAQs

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

What is the FSCG of the NSN 4820-00-115-8660?

The FSCG of the NSN 4820-00-115-8660 is 4820

Does the NSN 4820-00-115-8660 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-115-8660 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 4820-00-115-8660 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-115-8660 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 4820-00-115-8660 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Mon, Sep 30, 1968