4820-01-420-8060

Find complete technical information, availability, and procurement data for: 4820-01-420-8060
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-420-8060

Item Name Code

05488

Assigment Date

10/25/1995 (30 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

spring disk loading method, 425.0 fahrenheit 1st response maximum operating temp, 1.000 inches all ends nominal pipe size accommodated, nimitz class cvn end item identification, 150.0 fahrenheit 2nd response maximum operating temp

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 1.000 inches all ends
Disk Loading Method: spring
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 425.0 fahrenheit 1st response
End Item Identification: nimitz class cvn
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +132.0 to 163.0 pounds per square inch
Maximum Operating Pressure: 200.0 pounds per square inch 1st response
Maximum Operating Pressure: 400.0 pounds per square inch 2nd response
Material: copper alloy 922 body
Material: nickel alloy and plastic polytetrafluoroethylene flow control device
Material: steel comp 303 stem
Material Document And Classification: astm a582 assn std single material response stem
Material Document And Classification: astm b61 assn std single material response body
Material Document And Classification: qq-n-281 fed spec single material response flow control device
Style Designator: angle

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
D50854-16-BM1	Safety Relief Valve
R10AF1F116BM1	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-420-8060?

The FSCG of the NSN 4820-01-420-8060 is 4820

Does the NSN 4820-01-420-8060 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-420-8060 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 4820-01-420-8060 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-420-8060 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 4820-01-420-8060 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Oct 25, 1995