4820-00-080-7799

Find complete technical information, availability, and procurement data for: 4820-00-080-7799
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-080-7799

Item Name Code

05487

Assigment Date

11/24/1972 (53 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

3a 1st end thread class, 0.500 inches 2nd end nominal pipe size accommodated, right-hand 2nd end thread direction, poppet flow control device, right-hand 1st end thread direction

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 2nd end
Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 180.0 fahrenheit single response
End Item Identification: grumman aircraft model a10
Connection Style: plain (pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Material: copper alloy body
Material: copper alloy seat
Material: steel comp 304 flow control device
Material Document And Classification: 66 fed std single material response flow control device
Material Document And Classification: qq-b-626,alloy 360 fed spec single material response body
Material Document And Classification: qq-b-626,alloy 360 fed spec single material response seat
Media For Which Designed: oil, hydraulic single response
Style Designator: straight thru
Thread Series Designator: npt 2nd end
Thread Series Designator: unf 1st end

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
485-8B27-2	Check Valve
485-8B3-2	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-080-7799?

The FSCG of the NSN 4820-00-080-7799 is 4820

Does the NSN 4820-00-080-7799 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-080-7799 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 4820-00-080-7799 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-080-7799 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 4820-00-080-7799 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Fri, Nov 24, 1972