4820-01-266-5622

Find complete technical information, availability, and procurement data for: 4820-01-266-5622
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-266-5622

Item Name Code

05488

Assigment Date

10/27/1987 (38 years ago)

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. Both connecting ends have standard pipe threads or are unthreaded and designed to accommodate a pipe. It may have side or heel inlet(s). See also elbow, tube; and connector, multiple, fluid pressure line. Excludes:bend, soil pipe.

automatic valve operation method, disk flow control device, round with holes all ends flange shape, 8 all ends bolt hole quantity, 250.0 fahrenheit single response maximum operating temp

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
Bolt Hole Quantity: 8 all ends
Maximum Operating Temp: 250.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 4.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Opening Pressure Setting: 200.0 pounds per square inch
Nominal Outside Diameter: 11.000 inches 1st end
Nominal Outside Diameter: 9.000 inches 2nd end
Nominal Thickness: 0.922 inches 2nd end
Nominal Thickness: 1.000 inches 1st end
First Connection Face To Centerline Distance: 5.812 inches
Bolt Hole Nominal Diameter: 0.750 inches 2nd end
Bolt Hole Nominal Diameter: 0.875 inches 1st end
Second Connection Face To Centerline Distance: 5.812 inches
Bolt Circle Nominal Diameter: 7.500 inches 2nd end
Bolt Circle Nominal Diameter: 9.500 inches 1st end
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 6.188 inches 2nd end
Raised Face Nominal Diameter: 8.500 inches 1st end
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: steel body
Material: steel corrosion resisting stem
Media For Which Designed: water-oil-gas single response
Style Designator: angle 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
R10AN5P5BK-CS4 AND D50557	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-266-5622?

The FSCG of the NSN 4820-01-266-5622 is 4820

Does the NSN 4820-01-266-5622 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-266-5622 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 4820-01-266-5622 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-266-5622 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 4820-01-266-5622 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Oct 27, 1987