4820-01-643-9990

Find complete technical information, availability, and procurement data for: 4820-01-643-9990
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-643-9990

Item Name Code

20962

Assigment Date

04/17/2015 (11 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.

plastic polytetrafluoroethylene packing material, manual valve operation method, plastic polytetrafluoroethylene seat material, 1.000 inches valve size, three-piece stainless steel ball valve part name assigned by controlling agency

Product Characteristics

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

Valve Operation Method: manual
Valve Size: 1.000 inches
Part Name Assigned By Controlling Agency: three-piece stainless steel ball valve
Material: plastic polytetrafluoroethylene packing
Material: plastic polytetrafluoroethylene seat
Material: steel comp 304 flow control device
Material: steel comp 316 stem
Material: steel stainless - use stb000 body
Material Document And Classification: astm 351 assn std single material response body

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
NL99K4A	Ball Valve
T-595-S6-R-66-LL	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-643-9990?

The FSCG of the NSN 4820-01-643-9990 is 4820

Does NSN 4820-01-643-9990 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 4820-01-643-9990 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-643-9990 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 4820-01-643-9990 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Fri, Apr 17, 2015