4820-01-278-9872

Find complete technical information, availability, and procurement data for: 4820-01-278-9872
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-278-9872

Item Name Code

05488

Assigment Date

05/12/1988 (38 years ago)

450.0 fahrenheit single response maximum operating temp, disk flow control device, spring disk loading method, plain (pipe) 1st 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
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: plain (pipe) 1st end
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Adjustable Pressure Range: +51.0 to 75.0 pounds per square inch
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 2.000 inches all ends
Material: bronze body
Material: copper alloy seat
Media For Which Designed: water-oil-gas single response
Style Designator: angle
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
1471-2IN	Safety Relief Valve
1471-2IN 51T75PSI	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-278-9872?

The FSCG of the NSN 4820-01-278-9872 is 4820

Does the NSN 4820-01-278-9872 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-278-9872 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 4820-01-278-9872 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-278-9872 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 4820-01-278-9872 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, May 12, 1988