4820-01-440-4074

Find complete technical information, availability, and procurement data for: 4820-01-440-4074
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-440-4074

Item Name Code

05488

Assigment Date

01/13/1997 (29 years ago)

A cover specifically designed for electronic communication equipment. It may be designed to protect against shock, vibration, dust and/or moisture.

plain,optional end(pipe) 2nd end connection style, 400.0 fahrenheit single response maximum operating temp, 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
Disk Loading Method: spring
Maximum Operating Temp: 400.0 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: +138.0 to 157.0 pounds per square inch
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 0.750 inches 2nd end
Material: copper alloy body
Media For Which Designed: steam 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
19-202	Safety Relief Valve
19-202-37	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-440-4074?

The FSCG of the NSN 4820-01-440-4074 is 4820

Does the NSN 4820-01-440-4074 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-440-4074 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 4820-01-440-4074 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-440-4074 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 4820-01-440-4074 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Mon, Jan 13, 1997