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4820-01-303-2441

Find complete technical information, availability, and procurement data for: 4820-01-303-2441

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4820-01-303-2441
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-303-2441
Item Name Code
05488
Assigment Date
06/27/1989 (37 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

inside screw bonnet type, 8 all ends bolt hole quantity, disk flow control device, bolted bonnet attachment 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.

Flow Control Device
disk
Bonnet Type
inside screw
Bonnet Attachment Method
bolted
Bolt Hole Quantity
8 all ends
Valve Operation Method
automatic
Flange Shape
round with holes all ends
Connection Type
flange all ends
Valve Size
6.000 inches
Adjustable Pressure Range
+9.0 to 11.0 pounds per square inch
Nominal Outside Diameter
11.000 inches 2nd end
Nominal Outside Diameter
13.500 inches 1st end
Nominal Thickness
1.000 inches 2nd end
Nominal Thickness
1.125 inches 1st end
First Connection Face To Centerline Distance
9.250 inches
Bolt Hole Nominal Diameter
0.875 inches all ends
Second Connection Face To Centerline Distance
9.188 inches
Bolt Circle Nominal Diameter
11.750 inches 1st end
Bolt Circle Nominal Diameter
9.500 inches 2nd end
Flange Face Design
raised straight all ends
Raised Face Nominal Height
0.062 inches 1st end
Raised Face Nominal Height
0.250 inches 2nd end
Raised Face Nominal Diameter
10.625 inches 1st end
Raised Face Nominal Diameter
8.500 inches 2nd end
Material
steel body
Material
steel comp 416 stem
Material
steel corrosion resisting flow control device
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
V-119-6.00 X 8.00IN 9T11PSI Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-303-2441?
The FSCG of the NSN 4820-01-303-2441 is 4820
Does the NSN 4820-01-303-2441 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-303-2441 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 4820-01-303-2441 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-303-2441 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 4820-01-303-2441 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Tue, Jun 27, 1989

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