4820-01-028-1725

Find complete technical information, availability, and procurement data for: 4820-01-028-1725
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-028-1725 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-028-1725

Item Name Code

05485

Assigment Date

09/26/1976 (49 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.

beveled (pipe) 1st end connection style, 1.500 inches 1st end nominal pipe size accommodated, disk flow control device, outside screw-yoke bonnet type, 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.

Nominal Pipe Size Accommodated: 1.500 inches 1st end
Flow Control Device: disk
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Connection Style: beveled (pipe) 1st end
Valve Operation Method: manual
Connection Type: butt weld pipe 1st end
Maximum Operating Pressure: 900.0 pounds per square inch single response
Criticality Code Justification: zzzy
Media For Which Designed: water, fresh single response
Style Designator: straight thru
Reference Number Differentiating Characteristics: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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
803-2177525-C714AF	Globe Valve
803-2177525-C714AFL1	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-028-1725?

The FSCG of the NSN 4820-01-028-1725 is 4820

Does NSN 4820-01-028-1725 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-028-1725 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-028-1725 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 4820-01-028-1725 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Sep 26, 1976