4820-01-256-5282

Find complete technical information, availability, and procurement data for: 4820-01-256-5282
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-256-5282

Item Name Code

05485

Assigment Date

06/05/1987 (39 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

2b 2nd end thread class, inside screw bonnet type, stem flow control device, 3a 1st end thread class, right-hand all ends 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: 2b 2nd end
Thread Class: 3a 1st end
Thread Direction: right-hand all ends
Flow Control Device: stem
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 150.0 fahrenheit single response
Connection Style: flareless (tube) 1st end
Connection Style: gasket seal(boss) 2nd end
Valve Operation Method: manual
Connection Type: threaded external tube 1st end
Connection Type: threaded internal boss 2nd end
Thread Quantity Per Inch: 20 1st end
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches all ends
Seat Angle: 12.0 degrees 1st end
Material: steel corrosion resisting body
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: unf 2nd end
Thread Series Designator: unj 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
05461100	Globe Valve
10141-4MOD	Globe Valve
54611	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-256-5282?

The FSCG of the NSN 4820-01-256-5282 is 4820

Does the NSN 4820-01-256-5282 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-256-5282 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 4820-01-256-5282 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-256-5282 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 4820-01-256-5282 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Jun 5, 1987