4820-00-142-2837

Find complete technical information, availability, and procurement data for: 4820-00-142-2837
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-142-2837

Item Name Code

05485

Assigment Date

01/01/1963 (63 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

disk flow control device, threaded renewable seat ring type, inside screw bonnet type, right-hand all ends thread direction, threaded bonnet attachment method

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
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Features Provided: bonnet packing
Maximum Operating Pressure: 1000.0 pounds per square inch 1st response
Maximum Operating Pressure: 3000.0 pounds per square inch 2nd response
Nominal Thread Size: 0.500 inches all ends
Material: steel corrosion resisting overall
Media For Which Designed: steam 1st response
Media For Which Designed: water, fresh 2nd response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-563-6801	No Name Available	03/01/1977

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
4027V6C	Globe Valve
9873	Globe Valve
9873 1-2	Globe Valve
B9-1T	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-142-2837?

The FSCG of the NSN 4820-00-142-2837 is 4820

Does the NSN 4820-00-142-2837 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-00-142-2837 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 4820-00-142-2837 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-142-2837 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 4820-00-142-2837 was assigned to the Federal Catalog?

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