4820-00-942-6937

Find complete technical information, availability, and procurement data for: 4820-00-942-6937
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-942-6937

Item Name Code

05488

Assigment Date

12/23/1965 (60 years ago)

right-hand 1st end thread direction, integral bonnet attachment method, poppet flow control device, inside spring bonnet type, 3b 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: 3b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: poppet
Bonnet Type: inside spring
Bonnet Attachment Method: integral
Disk Loading Method: spring
Connection Style: gasket seal(boss) 1st end
Valve Operation Method: automatic
Connection Type: threaded internal boss 1st end
Connection Type: threaded internal boss 2nd end
Features Provided: bonnet packing
Thread Quantity Per Inch: 12 1st end
Adjustable Pressure Range: +2500.0 to 5000.0 pounds per square inch
Nominal Thread Size: 1.312 inches 1st end
Special Features: w/handwheel for adjusting relief pressure setting
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy seat
Material: copper alloy stem
Thread Series Designator: un 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
650B3-16	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-942-6937?

The FSCG of the NSN 4820-00-942-6937 is 4820

Does the NSN 4820-00-942-6937 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-942-6937 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 4820-00-942-6937 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-942-6937 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 4820-00-942-6937 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Thu, Dec 23, 1965