4820-00-432-1667

Find complete technical information, availability, and procurement data for: 4820-00-432-1667
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-432-1667

Item Name Code

05486

Assigment Date

05/12/1971 (55 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

775.0 fahrenheit single response maximum operating temp, disk flow control device, outside screw-yoke bonnet type, bolted bonnet attachment method, 2.000 inches all ends nominal pipe size accommodated

Product Characteristics

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

Nominal Pipe Size Accommodated: 2.000 inches all ends
Flow Control Device: disk
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Maximum Operating Temp: 775.0 fahrenheit single response
Connection Style: socket (pipe) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal
Features Provided: bonnet packing
Maximum Operating Pressure: 600.0 pounds per square inch single response
Special Features: valve size 2.000 in.
Material: steel body
Material: steel corrosion resisting stem
Material: steel flow control device
Material: steel seat
Material Document And Classification: astm a105, grade 2 assn std single material response body
Material Document And Classification: mil-r-17131,mil-rcocr-a mil spec single material response flow control device
Material Document And Classification: mil-r-17131,mil-rcocr-a mil spec single material response seat
Media For Which Designed: steam single response
Style Designator: straight thru
Test Data Document: "81349-mil-s-901 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
29963ASSY GSC2IN	Stop-Check Valve
80661-00-2INCID882039298	Stop-Check Valve
CS4820-0014HJMRX	Stop-Check Valve
DC-20116NO REVISION/882039469	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-432-1667?

The FSCG of the NSN 4820-00-432-1667 is 4820

Does the NSN 4820-00-432-1667 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-432-1667 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 4820-00-432-1667 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-432-1667 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 4820-00-432-1667 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, May 12, 1971