2640-148

View detailed technical data, stock status, and sourcing information for: 2640-148
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-154-6811

Item Name Code

20962

Assigment Date

05/29/1983 (43 years ago)

An item specifically designed to pass an electrical cable or tube through a continuous structure with provisions for packing so as to prevent the leakage of liquids and/or gases through the opening. May include packing nut(s), adapter(s), washer(s), gasket(s), bushing(s), packing(s), cap(s), and/or plug(s).

4500.0 pounds per square inch single response maximum operating pressure, 2.375 inches all ends nominal outside diameter tube accommodated, unthreaded internal tube all ends connection type, socket with brazing ring (tube) all ends connection style, manual valve operation method

Product Characteristics

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

Connection Style: socket with brazing ring (tube) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Maximum Operating Pressure: 4500.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated: 2.375 inches all ends
Material: steel corrosion resisting body
Media For Which Designed: air single response
Style Designator: straight thru

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
2640-148	Ball Valve
2640-148 ASSEMBLY J	Ball Valve
SS845-2007649	Ball Valve
SS845-2007649ASSEMBLYJ	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-154-6811?

The FSCG of the NSN 4820-01-154-6811 is 4820

Does the NSN 4820-01-154-6811 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-154-6811 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 4820-01-154-6811 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-154-6811 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 4820-01-154-6811 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, May 29, 1983