4820-00-545-5619

Find complete technical information, availability, and procurement data for: 4820-00-545-5619
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-545-5619

Item Name Code

05487

Assigment Date

10/09/1974 (51 years ago)

3a all ends thread class, right-hand all ends thread direction, spring disk loading method, -40.0 fahrenheit 1st response maximum operating temp, poppet 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.

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: -40.0 fahrenheit 1st response
Maximum Operating Temp: 160.0 fahrenheit 2nd response
Connection Style: external seat for gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded external boss all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Material: steel corrosion resisting or steel comp 316 flow control device
Material: steel corrosion resisting body
Media For Which Designed: air 2nd response
Media For Which Designed: hydraulic fluid, mineral base 1st response
Surface Treatment: passivate
Style Designator: straight thru
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
448-8SS2-75	Check Valve
516263-1	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-545-5619?

The FSCG of the NSN 4820-00-545-5619 is 4820

Does the NSN 4820-00-545-5619 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-545-5619 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 4820-00-545-5619 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-545-5619 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 4820-00-545-5619 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Oct 9, 1974