4820-01-261-0994

Find complete technical information, availability, and procurement data for: 4820-01-261-0994
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-261-0994

Item Name Code

05487

Assigment Date

08/08/1987 (39 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

right-hand all ends thread direction, automatic valve operation method, 550.0 fahrenheit single response maximum operating temp, disk flow control device, plain, optional end (pipe) all ends 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 Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: 550.0 fahrenheit single response
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 400.0 pounds per square inch single response
Nominal Thread Size: 3.000 inches all ends
Material: copper alloy body
Material: copper alloy flow control device
Material Document And Classification: astm b62 alloy 836 assn std single material response body
Material Document And Classification: astm b62 alloy 836 assn std single material response flow control device
Material Document And Classification: astm b62 alloy 836 assn std single material response seat
Material Document And Classification: astm b62 alloy 836 assn std single material response stem
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-800-9496	No Name Available	05/23/2012

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
36-3IN K-591-H	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-261-0994?

The FSCG of the NSN 4820-01-261-0994 is 4820

Does the NSN 4820-01-261-0994 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-261-0994 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 4820-01-261-0994 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-261-0994 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 4820-01-261-0994 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Aug 8, 1987