803-1385721-4

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-052-4648

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.

manual valve operation method, -55.0 fahrenheit minimum operating temp, 250.0 fahrenheit single response maximum operating temp, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction

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
Maximum Operating Temp: 250.0 fahrenheit single response
Minimum Operating Temp: -55.0 fahrenheit
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Nominal Thread Size: 0.500 inches all ends
Special Features: maximum operating pressure: 600 psi spec/std: mss sp110 one piece body
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

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-555-1553	No Name Available	02/12/1969
4820-00-902-2832	No Name Available	03/01/1991
4820-00-990-8764	No Name Available	02/02/1974
4820-01-050-2147	No Name Available	12/01/1991
4820-01-191-9182	No Name Available	04/01/1996
4820-01-225-8260	No Name Available	12/01/1990

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
01010S000050	Ball Valve
3500-1/2	Ball Valve
352502	Ball Valve
4211T	Ball Valve
4211T1-1/2IN	Ball Valve
4211T1-2	Ball Valve
803-1385721-4	Ball Valve
9291062	Ball Valve
B6000 1/2IN	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-052-4648?

The FSCG of the NSN 4820-00-052-4648 is 4820

Does NSN 4820-00-052-4648 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 4820-00-052-4648 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-052-4648 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 4820-00-052-4648 was assigned to the Federal Catalog?

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