4820-01-646-8601

Find complete technical information, availability, and procurement data for: 4820-01-646-8601
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-646-8601

Item Name Code

52995

Assigment Date

08/03/2015 (10 years ago)

Two or more different types of items, having a common mounting or mounted on each other, which together form a portion of a receiver-transmitter, but which in itself is not a complete functioning item and cannot be assigned a more definite item name.

round with holes 1st end flange shape, flange 1st end connection type, 8 1st end bolt hole quantity, automatic valve operation method, 6.00 inches valve size

Product Characteristics

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

Bolt Hole Quantity: 8 1st end
Valve Operation Method: automatic
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Valve Size: 6.00 inches
Face To Face Distance: 9.00 inches
Flange Face Design: plain 1st end
Special Features: "inverted vent check valve - 6" flanged, 1700 series (w/half float)"
Material: copper alloy body
Material: steel comp 316 flow control device
Material Document And Classification: astm b62 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
6-1700FBSS	Vent-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-646-8601?

The FSCG of the NSN 4820-01-646-8601 is 4820

Does NSN 4820-01-646-8601 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 4820-01-646-8601 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-646-8601 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 4820-01-646-8601 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Mon, Aug 3, 2015