2640-402X1RFASSYD

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-939-9141

Item Name Code

20962

Assigment Date

12/07/1965 (60 years ago)

3000.0 pounds per square inch single response maximum operating pressure, unthreaded internal pipe 1st end connection type, socket with brazing ring 1st end connection style, manual valve operation method, 0.750 inches 1st end nominal pipe size accommodated

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: 0.750 inches 1st end
Connection Style: socket with brazing ring 1st end
Valve Operation Method: manual
Connection Type: unthreaded internal pipe 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Material: steel corrosion resisting flow control device
Style Designator: straight thru
Reference Number Differentiating Characteristics: 3/4 in. size

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
2640-402X1ASSYDX	Ball Valve
2640-402X1RFASSYD	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-939-9141?

The FSCG of the NSN 4820-00-939-9141 is 4820

Does NSN 4820-00-939-9141 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 4820-00-939-9141 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-939-9141 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 4820-00-939-9141 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Dec 7, 1965