4820-01-182-0781

Find complete technical information, availability, and procurement data for: 4820-01-182-0781
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-182-0781

Item Name Code

05488

Assigment Date

06/19/1984 (42 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

150.0 fahrenheit single response maximum operating temp, disk flow control device, 0.500 inches all ends nominal pipe size accommodated, bolted bonnet attachment method, inside screw bonnet type

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: 0.500 inches all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Maximum Operating Temp: 150.0 fahrenheit single response
End Item Identification: los angeles class ssn(688)
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +45.0 to 55.0 pounds per square inch
Maximum Operating Pressure: 400.0 pounds per square inch single response
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem

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
20271HS41M	Safety Relief Valve
D52UU-05 1/4	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-182-0781?

The FSCG of the NSN 4820-01-182-0781 is 4820

Does the NSN 4820-01-182-0781 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-182-0781 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 4820-01-182-0781 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-182-0781 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 4820-01-182-0781 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Jun 19, 1984