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2640-339X2ASSYAT

View detailed technical data, stock status, and sourcing information for: 2640-339X2ASSYAT

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2640-339X2ASSYAT
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-027-3405
Item Name Code
20962
Assigment Date
05/06/1967 (59 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

unthreaded internal pipe 1st end connection type, 650.0 pounds per square inch single response maximum operating pressure, packing retaining bonnet type, 4.000 inches 1st end nominal pipe size accommodated, 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.

Nominal Pipe Size Accommodated
4.000 inches 1st end
Bonnet Type
packing retaining
Valve Operation Method
manual
Connection Type
unthreaded internal pipe 1st end
Maximum Operating Pressure
650.0 pounds per square inch single response
Criticality Code Justification
zzzy
Media For Which Designed
water, salt single response
Style Designator
straight thru
Reference Number Differentiating Characteristics
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
2640-339X2ASSYAT Ball Valve
2640-339X2ASSYATL1 Ball Valve
SS845-2050575ASSYAT Ball Valve
SS845-2050575ASSYATL1 Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-027-3405?
The FSCG of the NSN 4820-00-027-3405 is 4820
Does NSN 4820-00-027-3405 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-00-027-3405 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-027-3405 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 4820-00-027-3405 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Sat, May 6, 1967

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