2640-645

View detailed technical data, stock status, and sourcing information for: 2640-645
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-184-4496

Item Name Code

77777

Assigment Date

07/18/1984 (42 years ago)

valve assembly,ball,standard,2.000 in. line,0-650 psi wp end item identification, copper nickel alloy,mil-c-20159,ty 1; 0.375 in. wall thk; 1.938 in. id; one end plain face flange; 5.562 in. od,6 holes,0.688 in. dia,equally spaced,4.438 in. dia bolt circle,0.812 in. thk flange; other end raised face flange,1.250 in. thk flange,4.750 in. dia bolt circle,5 holes,0.812 in. dia,equally spaced general characteristics item description

Product Characteristics

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

End Item Identification: valve assembly,ball,standard,2.000 in. line,0-650 psi wp
General Characteristics Item Description: copper nickel alloy,mil-c-20159,ty 1; 0.375 in. wall thk; 1.938 in. id; one end plain face flange; 5.562 in. od,6 holes,0.688 in. dia,equally spaced,4.438 in. dia bolt circle,0.812 in. thk flange; other end raised face flange,1.250 in. thk flange,4.750 in. dia bolt circle,5 holes,0.812 in. dia,equally spaced

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
2640-645	Angle Tailpiece
2640-645 PIECE 3	Angle Tailpiece
SS845-2109889	Angle Tailpiece
SS845-2109889 PIECE 3	Angle Tailpiece

FAQs

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

What is the FSCG of the NSN 4820-01-184-4496?

The FSCG of the NSN 4820-01-184-4496 is 4820

Does the NSN 4820-01-184-4496 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-184-4496 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 4820-01-184-4496 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-184-4496 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 4820-01-184-4496 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Jul 18, 1984