AN-3.0-72M-METAL-E

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-521-5760

Item Name Code

35224

Assigment Date

06/25/2004 (22 years ago)

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

150.0 fahrenheit maximum temp rating, 4820-01-521-5508 check valve end item identification, 225.0 pounds per square inch maximum pressure rating, 2 disks required for a valve; disks are mounted on shafts and pivot from the center; (4) springs close the valve special features, copper alloy 922 material

Product Characteristics

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

End Item Identification: 4820-01-521-5508 check valve
Temp Rating: 150.0 fahrenheit maximum
Pressure Rating: 225.0 pounds per square inch maximum
Special Features: 2 disks required for a valve; disks are mounted on shafts and pivot from the center; (4) springs close the valve
Material: copper alloy 922
Material Document And Classification: astm b61 national spec single material response
Media For Which Designed: water

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
AN-3.0-72M-METAL-E	Valve Disk
AN-3.0-72M-METAL-E-2	Valve Disk
D-3.0-72-03-C-0	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-521-5760?

The FSCG of the NSN 4820-01-521-5760 is 4820

Does the NSN 4820-01-521-5760 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-521-5760 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 4820-01-521-5760 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-521-5760 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 4820-01-521-5760 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Fri, Jun 25, 2004