4820-01-418-6576

Find complete technical information, availability, and procurement data for: 4820-01-418-6576
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-418-6576

Item Name Code

05488

Assigment Date

08/31/1995 (30 years ago)

An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes:items such as valve (1), (as modified); and others with an adjustable orifice. Excludes:pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see restrictor unit, fluid flow.

poppet flow control device, 400.0 fahrenheit single response maximum operating temp, spring disk loading method, -20.0 fahrenheit minimum operating temp, 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: poppet
Disk Loading Method: spring
Maximum Operating Temp: 400.0 fahrenheit single response
Minimum Operating Temp: -20.0 fahrenheit
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Opening Pressure Setting: 190.0 pounds per square inch
Material: steel comp 316 flow control device
Material: steel comp 316l body
Media For Which Designed: air single response
Surface Treatment: passivate
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
RV52-34	Safety Relief Valve
RV52-34 190PSI	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-418-6576?

The FSCG of the NSN 4820-01-418-6576 is 4820

Does the NSN 4820-01-418-6576 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-418-6576 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 4820-01-418-6576 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-418-6576 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 4820-01-418-6576 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Aug 31, 1995