4820-01-159-1268

Find complete technical information, availability, and procurement data for: 4820-01-159-1268
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-159-1268

Item Name Code

05489

Assigment Date

08/03/1983 (42 years ago)

450.0 fahrenheit single response maximum operating temp, right-hand 4th end thread direction, 3b 4th end thread class, 3b 3rd end thread class, right-hand 3rd 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: 3b 3rd end
Thread Class: 3b 4th end
Thread Direction: right-hand 3rd end
Thread Direction: right-hand 4th end
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: gasket seal(boss) 3rd end
Connection Style: gasket seal(boss) 4th end
Valve Operation Method: air
Flange Shape: round 1st end
Connection Type: threaded internal boss 3rd end
Connection Type: threaded internal boss 4th end
Power Drive Operating Pressure: 7.5 pounds per square inch minimum and 17.0 pounds per square inch maximum
Nominal Thread Size: 0.438 inches 4th end
Nominal Thread Size: 0.562 inches 3rd end
Nominal Outside Diameter: 5.750 inches 1st end
Nominal Thickness: 0.105 inches 1st end
Flange Face Design: recessed straight 1st end
Recess Nominal Diameter: 5.163 inches 1st end
Recess Nominal Depth: 0.135 inches 1st end
Material: steel corrosion resisting body
Style Designator: straight thru
Thread Series Designator: unjf 3rd end
Thread Series Designator: unjf 4th 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
979554-1-1	Butterfly Valve

FAQs

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

What is the FSCG of the NSN 4820-01-159-1268?

The FSCG of the NSN 4820-01-159-1268 is 4820

Does the NSN 4820-01-159-1268 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803075

Does NSN 4820-01-159-1268 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 4820-01-159-1268 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-159-1268 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 4820-01-159-1268 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Aug 3, 1983