4820-00-173-7381

Find complete technical information, availability, and procurement data for: 4820-00-173-7381
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-173-7381

Item Name Code

05488

Assigment Date

02/18/1973 (53 years ago)

An assembled unit consisting of a commonly mounted rotary pump(s), prime mover(s), and the necessary components to provide for a complete operation.

0.5 gallons per minute valve discharge flow rate, 3a all ends thread class, spring disk loading method, poppet flow control device, 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 Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Valve Discharge Flow Rate: 0.5 gallons per minute
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: external seat for gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded cartridge all ends
Thread Quantity Per Inch: 118 all ends
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches all ends
Opening Pressure Setting: 185.0 pounds per square inch
Material: aluminum alloy 2024 body
Material: steel comp 440c flow control device
Material Document And Classification: qq-a-225/6 fed spec single material response body
Material Document And Classification: qq-s-763 fed spec single material response flow control device
Media For Which Designed: oil, hydraulic single response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response
Style Designator: screw-in cartridge
Thread Series Designator: unj 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
2R2630	Safety Relief Valve
64658-03119-101	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-173-7381?

The FSCG of the NSN 4820-00-173-7381 is 4820

Does the NSN 4820-00-173-7381 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-173-7381 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 4820-00-173-7381 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-173-7381 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 4820-00-173-7381 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Feb 18, 1973