4820-00-489-1182

Find complete technical information, availability, and procurement data for: 4820-00-489-1182
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-489-1182

Item Name Code

05488

Assigment Date

05/28/1970 (56 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

18 1st end thread quantity per inch, 0.250 inches 1st end nominal pipe size accommodated, plain (pipe) 1st end connection style, threaded external pipe 1st end connection type, 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.

Nominal Pipe Size Accommodated: 0.250 inches 1st end
Thread Direction: right-hand 1st end
Connection Style: plain (pipe) 1st end
Connection Type: threaded external pipe 1st end
Thread Quantity Per Inch: 18 1st end
Nominal Thread Size: 0.250 inches 1st end
Opening Pressure Setting: 250.0 pounds per square inch
Material: steel corrosion resisting body
Style Designator: straight thru
Thread Series Designator: npt 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
279412	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-489-1182?

The FSCG of the NSN 4820-00-489-1182 is 4820

Does the NSN 4820-00-489-1182 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-489-1182 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 4820-00-489-1182 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-489-1182 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 4820-00-489-1182 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Thu, May 28, 1970