4820-00-540-2519

Find complete technical information, availability, and procurement data for: 4820-00-540-2519
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-540-2519

Item Name Code

05487

Assigment Date

01/01/1961 (65 years ago)

160.0 fahrenheit single response maximum operating temp, 3a all ends thread class, disk flow control device, spring disk loading method, 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: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: flared (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal
Thread Quantity Per Inch: 12 all ends
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 1.500 inches all ends
Seat Angle: 37.0 degrees all ends
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Material: tungsten carbide seat
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: anodize
Style Designator: straight thru
Thread Series Designator: un all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1660-00-633-6508	No Name Available	01/01/1963
4820-00-892-5332	No Name Available	01/01/1960
4820-01-108-2583	No Name Available	04/01/2006
4820-01-383-7426	No Name Available	08/01/2000

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
1111-517705	Check Valve
12C240	Check Valve
4820PL1235162	Check Valve
588-12D1	Check Valve
695621-1	Check Valve
MS28884-12	Check Valve
MS28884A-12	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-540-2519?

The FSCG of the NSN 4820-00-540-2519 is 4820

Does the NSN 4820-00-540-2519 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-540-2519 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 4820-00-540-2519 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-540-2519 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 4820-00-540-2519 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961