4820-01-421-5266

Find complete technical information, availability, and procurement data for: 4820-01-421-5266
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-421-5266

Item Name Code

05487

Assigment Date

11/09/1995 (30 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

8 all ends bolt hole quantity, automatic valve operation method, disk flow control device, spring disk loading method, strategic sealift conversion ships class end item identification

Product Characteristics

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

Flow Control Device: disk
Disk Loading Method: spring
Bolt Hole Quantity: 8 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: 2.000 inches
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Outside Diameter: 6.500 inches all ends
Face To Face Distance: 10.500 inches
Nominal Thickness: 0.875 inches all ends
Bolt Hole Nominal Diameter: 0.750 inches all ends
Bolt Circle Nominal Diameter: 5.000 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 3.625 inches all ends
Special Features: swing type
Material: steel flow control device
Material: steel uns j03002 body
Material: steel uns k03504 seat
Style Designator: straight thru flanged ends
Furnished Items And Quantity: 1 cover

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
DWG 3F-1114C-02TY-00 (2IN)	Check Valve
F08-1114C-02TY	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-421-5266?

The FSCG of the NSN 4820-01-421-5266 is 4820

Does the NSN 4820-01-421-5266 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-421-5266 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 4820-01-421-5266 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-421-5266 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 4820-01-421-5266 was assigned to the Federal Catalog?

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