4820-01-421-5263

Find complete technical information, availability, and procurement data for: 4820-01-421-5263
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-421-5263

Item Name Code

05487

Assigment Date

11/09/1995 (30 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

strategic sealift conversion ships class end item identification, round with holes all ends flange shape, 12 all ends bolt hole quantity, spring disk loading method, automatic valve operation method

Product Characteristics

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

Disk Loading Method: spring
Bolt Hole Quantity: 12 all ends
End Item Identification: strategic sealift conversion ships class
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: vertical
Valve Size: 14.000 inches
Maximum Operating Pressure: 285.0 pounds per square inch single response
Nominal Outside Diameter: 21.000 inches all ends
Face To Face Distance: 17.750 inches
Nominal Thickness: 1.375 inches all ends
Bolt Hole Nominal Diameter: 1.125 inches all ends
Bolt Circle Nominal Diameter: 18.750 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 16.250 inches all ends
Material: iron cast uns f32800 body
Style Designator: straight thru flanged ends

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
CD0027 14.00 IN	Check Valve
G15BAPP-72 14.00 INCH	Check Valve
G15XPP-72 14.00IN	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-421-5263?

The FSCG of the NSN 4820-01-421-5263 is 4820

Does the NSN 4820-01-421-5263 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302010

Does NSN 4820-01-421-5263 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 4820-01-421-5263 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-421-5263 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 4820-01-421-5263 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Nov 9, 1995