4820-01-657-6689

Find complete technical information, availability, and procurement data for: 4820-01-657-6689
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-657-6689

Item Name Code

05487

Assigment Date

08/24/2016 (9 years ago)

A definite length of cable, radio frequency having one or both ends processed and/or terminated in fittings which provide for connection to other items. Includes multiple cable assemblies in a common jacket or shield. Excludes:items having branches or forks and lead, test. See also cable assembly, radio frequency, branched.

unthreaded internal pipe all ends connection type, automatic valve operation method, disk flow control device, socket (pipe) all ends connection style, 2.00 inches all ends nominal pipe size accommodated

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: 2.00 inches all ends
Flow Control Device: disk
Connection Style: socket (pipe) all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Valve Size: 2.00 inches
Face To Face Distance: 6.86 inches
Part Name Assigned By Controlling Agency: swing check valve
Special Features: solder joint ends
Material: copper alloy 836 body
Material: copper alloy 922 flow control device
Material Document And Classification: astm b61 c92200 assn std single material response flow control device
Material Document And Classification: astm b62 c83600 assn std single material response body
Style Designator: straight thru
Furnished Items And Quantity: 1 cap

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
1342 2IN	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-657-6689?

The FSCG of the NSN 4820-01-657-6689 is 4820

Does NSN 4820-01-657-6689 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 4820-01-657-6689 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-657-6689 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 4820-01-657-6689 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Aug 24, 2016