4820-01-258-8052

Find complete technical information, availability, and procurement data for: 4820-01-258-8052
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-258-8052

Item Name Code

20962

Assigment Date

07/08/1987 (39 years ago)

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes:spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.

manual valve operation method, unthreaded internal pipe all ends connection type, 0.250 inches all ends nominal pipe size accommodated, nickel and aluminum body material, socket all ends connection style

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: 0.250 inches all ends
Connection Style: socket all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Material: nickel and aluminum body
Style Designator: straight thru

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
4-10693 1/4IN	Ball Valve
410693 1/4IN	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-258-8052?

The FSCG of the NSN 4820-01-258-8052 is 4820

Does the NSN 4820-01-258-8052 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-258-8052 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 4820-01-258-8052 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-258-8052 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 4820-01-258-8052 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jul 8, 1987