4820-00-889-8228

Find complete technical information, availability, and procurement data for: 4820-00-889-8228
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-889-8228

Item Name Code

05488

Assigment Date

01/01/1962 (64 years ago)

A mechanical device designed to convert the energy of fluid pressure to rotary motion.

3a 1st end thread class, poppet flow control device, spring disk loading method, 8.0 gallons per minute valve discharge flow rate, right-hand 1st end thread direction

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: poppet
Disk Loading Method: spring
Valve Discharge Flow Rate: 8.0 gallons per minute
Connection Style: plain (tube) all ends
Connection Type: threaded external tube 1st end
Features Provided: pressure tight outlet side
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 75.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Opening Pressure Setting: 57.0 pounds per square inch
Nominal Outside Diameter Tube Accommodated: 0.500 inches 1st end
Material: aluminum alloy seat
Material: aluminum alloy body
Media For Which Designed: hydraulic fluid, phosphate-ester base single response
Surface Treatment: anodize
Style Designator: straight thru
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-808-0527	No Name Available	01/01/1960

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
2533A1	Safety Relief Valve
2533A1-3	Safety Relief Valve
668412	Safety Relief Valve
668412-3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-889-8228?

The FSCG of the NSN 4820-00-889-8228 is 4820

Does the NSN 4820-00-889-8228 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-889-8228 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 4820-00-889-8228 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-889-8228 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 4820-00-889-8228 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962