4820-01-190-3572

Find complete technical information, availability, and procurement data for: 4820-01-190-3572
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-190-3572

Item Name Code

05488

Assigment Date

09/26/1984 (41 years ago)

A cylindrically-shaped headless item, having a shank at one or both ends. It is used for aligning, fastening, or transfer of torque and/or thrust by fitting into corresponding holes of another item. It may be threaded on one end.

8 1st end bolt hole quantity, 4 2nd end bolt hole quantity, inside spring bonnet type, disk flow control device, bolted bonnet attachment 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 spring
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 4 2nd end
Bolt Hole Quantity: 8 1st end
Maximum Operating Temp: 125.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Opening Pressure Setting: 40.0 pounds per square inch
Nominal Outside Diameter: 7.500 inches 2nd end
Nominal Outside Diameter: 9.000 inches 1st end
Nominal Thickness: 0.750 inches 2nd end
Nominal Thickness: 0.922 inches 1st end
First Connection Face To Centerline Distance: 5.062 inches
Bolt Hole Nominal Diameter: 0.750 inches all ends
Second Connection Face To Centerline Distance: 5.062 inches
Bolt Circle Nominal Diameter: 6.000 inches 2nd end
Bolt Circle Nominal Diameter: 7.500 inches 1st end
Flange Face Design: plain all ends
Material: copper alloy seat
Material: steel body
Material: steel 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
E7131R1	Safety Relief Valve
E7131R1-3X4IN FR20-150-TY FAC	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-190-3572?

The FSCG of the NSN 4820-01-190-3572 is 4820

Does the NSN 4820-01-190-3572 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-190-3572 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 4820-01-190-3572 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-190-3572 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 4820-01-190-3572 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Wed, Sep 26, 1984