4820-01-022-8593

Find complete technical information, availability, and procurement data for: 4820-01-022-8593
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-022-8593

Item Name Code

05488

Assigment Date

06/07/1976 (50 years ago)

forrestal class cv end item identification, spring disk loading method, right-hand all ends thread direction, disk flow control device, 2b all ends thread class

Product Characteristics

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

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
End Item Identification: forrestal class cv
Connection Style: gasket seal(boss) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Thread Quantity Per Inch: 12 all ends
Adjustable Pressure Range: +2000.0 to 3000.0 pounds per square inch
Nominal Thread Size: 1.062 inches all ends
Material: nickel alloy 400 overall
Material Document And Classification: astm b164-61,class a assn std single material response overall
Style Designator: angle
Thread Series Designator: un 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:

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20249-4-817	Safety Relief Valve
20249-4-817-2500	Safety Relief Valve
20249-4-87	Safety Relief Valve
4820PL1242700	Safety Relief Valve
817-3-4IN2000T3	Safety Relief Valve
817-3-4IN2000T3000PSI	Safety Relief Valve
D45MS-01 3/4	Safety Relief Valve
D45MS-01-3/4-3/4	Safety Relief Valve
W112181	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-022-8593?

The FSCG of the NSN 4820-01-022-8593 is 4820

Does the NSN 4820-01-022-8593 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-022-8593 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 4820-01-022-8593 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-022-8593 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 4820-01-022-8593 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, Jun 7, 1976