19472A

View detailed technical data, stock status, and sourcing information for: 19472A
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-652-3522

Item Name Code

16990

Assigment Date

01/01/1963 (63 years ago)

disk flow control device, right-hand 1st end thread direction, right-hand 2nd end thread direction, 2b 1st end thread class, inverted flare (tube) 1st end connection style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: disk
Connection Style: inverted flare (tube) 1st end
Connection Style: plain (pipe) 2nd end
Valve Operation Method: manual
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal tube 1st end
Thread Quantity Per Inch: 24 1st end
Nominal Thread Size: 0.125 inches 2nd end
Nominal Thread Size: 0.738 inches 1st end
Seat Angle: 42.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Special Features: includes a brass wire mesh strainer
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy seat
Supplementary Features: this item has been reviewed for asbestos material. the current approved source, 44940, has indicated their part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator: npt 2nd end
Thread Series Designator: uns 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2910-00-829-5781	No Name Available	10/01/1977

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
19472	Screw Stem Shutoff Cock
19472A	Screw Stem Shutoff Cock
504-0013	Screw Stem Shutoff Cock
504-13	Screw Stem Shutoff Cock
504A13	Screw Stem Shutoff Cock
504A16	Screw Stem Shutoff Cock

FAQs

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

What is the FSCG of the NSN 4820-00-652-3522?

The FSCG of the NSN 4820-00-652-3522 is 4820

Does the NSN 4820-00-652-3522 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-652-3522 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 4820-00-652-3522 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-652-3522 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 4820-00-652-3522 was assigned to the Federal Catalog?

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