4820-00-759-5642

Find complete technical information, availability, and procurement data for: 4820-00-759-5642
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-759-5642

Item Name Code

05487

Assigment Date

01/01/1960 (66 years ago)

2a 1st end thread class, plain (pipe) 1st end connection style, disk flow control device, spring disk loading method, right-hand 1st end 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: 2a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 4.500 inches 1st end
Style Designator: straight thru
Thread Series Designator: un 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-042-0985	No Name Available	03/14/1969

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
170140	Check Valve
2620-908X5K1-5T012	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-759-5642?

The FSCG of the NSN 4820-00-759-5642 is 4820

Does the NSN 4820-00-759-5642 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-759-5642 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 4820-00-759-5642 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-759-5642 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 4820-00-759-5642 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960