4820-00-541-2298

Find complete technical information, availability, and procurement data for: 4820-00-541-2298
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 4820-00-541-2298 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

4820-00-541-2298

Item Name Code

20572

Assigment Date

01/01/1963 (63 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.

right-hand all ends thread direction, piston flow control device, 1.2 gallons per minute valve discharge flow rate, 160.0 fahrenheit single response maximum operating temp, 3b all ends thread class

Product Characteristics

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

Thread Class: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: piston
Valve Discharge Flow Rate: 1.2 gallons per minute
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: flare(tube) all ends
Valve Operation Method: automatic
Connection Type: threaded internal tube all ends
Mounting Facility: bracket
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches all ends
Nominal Outside Diameter Tube Accommodated: 0.250 inches all ends
Special Features: over-all dim.,3.750 in. lg,1.062 in. w,2.219 in. h,2 mtg holes,0.234 in. id located on ea side of outlet port
Material: aluminum alloy body
Material: rubber synthetic packing
Material: steel flow control device
Media For Which Designed: hydraulic fluid, phosphate-ester base single response
Surface Treatment: anodize
Style Designator: cross
Thread Series Designator: unf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-094-8148	No Name Available	01/01/1963

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
50672-1	Shuttle Valve
AN6278-4	Shuttle Valve
HP568100-4	Shuttle Valve
MC5071	Shuttle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-541-2298?

The FSCG of the NSN 4820-00-541-2298 is 4820

Does the NSN 4820-00-541-2298 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-541-2298 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 4820-00-541-2298 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-541-2298 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 4820-00-541-2298 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963