4820-01-382-2073

Find complete technical information, availability, and procurement data for: 4820-01-382-2073
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-382-2073

Item Name Code

05488

Assigment Date

10/29/1993 (32 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

0.500 inches 2nd end nominal pipe size accommodated, spring disk loading method, integral bonnet attachment method, inside spring bonnet type, disk flow control device

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 2nd end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: integral
Disk Loading Method: spring
Bolt Hole Quantity: 3 1st end
Connection Style: socket with brazing ring 2nd end
Valve Operation Method: manual
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Connection Type: unthreaded internal pipe 2nd end
Adjustable Pressure Range: +15.0 to 19.0 pounds per square inch
Nominal Outside Diameter: 3.562 inches 1st end
Nominal Outside Diameter: 3.562 inches 2nd end
Nominal Thickness: 0.375 inches 1st end
Bolt Hole Nominal Diameter: 0.375 inches 1st end
Bolt Circle Nominal Diameter: 2.438 inches 1st end
Flange Face Design: plain 1st end
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Style Designator: angle
Specification/Standard Data: 81349-mil-v-20065 government specification
Nondefinitive Spec/Std Data: a2 type and c class

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
20258-C-41M	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-382-2073?

The FSCG of the NSN 4820-01-382-2073 is 4820

Does the NSN 4820-01-382-2073 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-382-2073 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 4820-01-382-2073 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-382-2073 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 4820-01-382-2073 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Oct 29, 1993