4820-00-449-4528

Find complete technical information, availability, and procurement data for: 4820-00-449-4528
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 4820-00-449-4528 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

4820-00-449-4528

Item Name Code

05488

Assigment Date

12/12/1969 (56 years ago)

right-hand 1st end thread direction, 3a 1st end thread class, inside spring bonnet type, piston flow control device, threaded 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.

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: piston
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Maximum Operating Temp: 225.0 fahrenheit single response
Connection Style: flared (tube) 1st end
Connection Type: threaded external tube 2nd end
Connection Type: threaded external tube 1st end
Features Provided: bonnet packing and pressure tight outlet side
Thread Quantity Per Inch: 20 1st end
Adjustable Pressure Range: +630.0 to 850.0 pounds per square inch
Maximum Operating Pressure: 850.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches 1st end
Seat Angle: 37.0 degrees 1st end
Opening Pressure Setting: 750.0 pounds per square inch
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Material: aluminum alloy 2014 body
Material: aluminum alloy 2014 seat
Material: steel corrosion resisting flow control device
Material Document And Classification: qq-a-225/4 fed spec single material response body
Material Document And Classification: qq-a-225/4 fed spec single material response seat
Surface Treatment: anodize
Style Designator: angle
Thread Series Designator: unf 1st end

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
624XB-7-4-11	Safety Relief Valve
624XB7-4-11	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-449-4528?

The FSCG of the NSN 4820-00-449-4528 is 4820

Does the NSN 4820-00-449-4528 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-449-4528 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 4820-00-449-4528 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-449-4528 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 4820-00-449-4528 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Dec 12, 1969