H-8205 ITEM 593

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-233-4771

Item Name Code

05485

Assigment Date

05/30/1986 (40 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

right-hand 1st end thread direction, threaded bonnet attachment method, inside screw bonnet type, stem flow control device, 2b 1st end 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: 2b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: stem
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: socket (tube) 2nd end
Connection Style: gasket seal(boss) 1st end
Valve Operation Method: manual
Connection Type: threaded internal tube 1st end
Connection Type: unthreaded internal tube 2nd end
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 2nd end
Special Features: modification made in end connections,from 1/4 in. npt female,to 3/8 in. socket weld by 9/16-18 thd
Material: steel body
Material: steel corrosion resisting flow control device
Media For Which Designed: oil, hydraulic single response
Style Designator: straight thru
Thread Series Designator: unf 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
2112F4E(MOD)	Globe Valve
916215	Globe Valve
H-8205 ITEM 593	Globe Valve
NC-4166	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-233-4771?

The FSCG of the NSN 4820-01-233-4771 is 4820

Does the NSN 4820-01-233-4771 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-233-4771 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 4820-01-233-4771 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-233-4771 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 4820-01-233-4771 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, May 30, 1986