4820-00-052-4646

Find complete technical information, availability, and procurement data for: 4820-00-052-4646
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-052-4646

Item Name Code

20962

Assigment Date

01/01/1963 (63 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.

plain,optional end(pipe) all ends connection style, inside screw bonnet type, right-hand all ends thread direction, bolted bonnet attachment method, 250.0 fahrenheit single 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.

Thread Direction: right-hand all ends
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 15.0 pounds per square inch 2nd response
Maximum Operating Pressure: 400.0 pounds per square inch 1st response
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy stem
Material: copper body
Material: copper flow control device
Material: plastic polytetrafluoroethylene seat
Media For Which Designed: fuel/oil, hydrocarbon 1st response
Media For Which Designed: steam 2nd response
Media For Which Designed: water, fresh 3rd response
Style Designator: straight thru
Thread Series Designator: npt all ends
Nondefinitive Spec/Std Data: 2 type and a class and 3 style

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
WW-V-35	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-052-4646?

The FSCG of the NSN 4820-00-052-4646 is 4820

Does NSN 4820-00-052-4646 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 4820-00-052-4646 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-052-4646 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 4820-00-052-4646 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963