4820-01-389-0481

Find complete technical information, availability, and procurement data for: 4820-01-389-0481
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-389-0481

Item Name Code

27565

Assigment Date

04/14/1994 (32 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

bonnet and outlet pressure gage and internal bypass valve furnished items, straight thru body style, threaded internal pipe first end connection type, air media for which designed, optional end first end style designator

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: straight thru
Furnished Items: bonnet and outlet pressure gage and internal bypass valve
Media For Which Designed: air
First End Connection Type: threaded internal pipe
First End Style Designator: optional end
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Packing Material: unable to decode and unable to decode
Flow Control Device: disk, bevel seat, top guided
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Mounting Facility: bracket
Outlet Pressure Range: +5.0 to 125.0 pounds per square inch
Regulation Type: manual single stage
Manual Control Method: knob
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 250.0 pounds per square inch
Filter: included
End Item Identification: nimitz class cvn
Temp Rating: 0.0 fahrenheit minimum and 175.0 fahrenheit maximum
Special Features: 12.050 in. h,3.500 in. dia,3.910 in. width; 25.0 nominal micron element
Material: unable to decode

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
B12-497-M2LA	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-389-0481?

The FSCG of the NSN 4820-01-389-0481 is 4820

Does the NSN 4820-01-389-0481 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-389-0481 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 4820-01-389-0481 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-389-0481 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 4820-01-389-0481 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Apr 14, 1994