803-4384536-62A1AF

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-544-1839

Item Name Code

05486

Assigment Date

10/04/2006 (19 years ago)

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes:flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

150.0 fahrenheit single response maximum operating temp, disk flow control device, 1.250 inches all ends nominal pipe size accommodated, threaded bonnet attachment method, inside screw bonnet type

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: 1.250 inches all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 150.0 fahrenheit single response
End Item Identification: new construction lcs1
Connection Style: streamlined with one brazing ring (tube) all ends
Valve Operation Method: automatic or manual
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 400.0 pounds per square inch single response
Special Features: bonnet o-ring of nitrile; application: jp5; shock and vibration requirements; end connections iaw navsea draawing 803-7063850
Material: nickel alloy stem
Material Document And Classification: astm b164 assn std single material response or qq-n-281 fed spec single material response flow control device
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Furnished Items And Quantity: 1 handwheel and 2 tailpiece and 2 nut

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
803-4384536-62A1AF	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-544-1839?

The FSCG of the NSN 4820-01-544-1839 is 4820

Does NSN 4820-01-544-1839 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 4820-01-544-1839 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-544-1839 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 4820-01-544-1839 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Wed, Oct 4, 2006