CUPREX 1

View detailed technical data, stock status, and sourcing information for: CUPREX 1
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Federal Supply Group

Special Industry Machinery

Federal Supply Classification

National Stock Number

3680-01-290-0243

Item Name Code

17587

Assigment Date

12/04/1988 (37 years ago)

A self-contained device that performs the function of opening or closing an electrical circuit in response to electrical changes in an external circuit. It consists of a combination of semiconductor and passive circuit devices, which in turn control an integral electro-magnetic relay. Excludes:relays which employ diodes, rectifiers or other passive devices to achieve contact protection or coil modification. Excludes:relay, solid state.

10 oz blocks supplied in 300 lb fibre drum; used at an application of 16 ozs per 100 lbs of metal,the block should be placed in the bottom of a hot crucible and the charge materials added on top of the blocks; recommended for red brass,tin bronze,leaded tin bronze 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.

General Characteristics Item Description: 10 oz blocks supplied in 300 lb fibre drum; used at an application of 16 ozs per 100 lbs of metal,the block should be placed in the bottom of a hot crucible and the charge materials added on top of the blocks; recommended for red brass,tin bronze,leaded tin bronze

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
CUPREX 1	Foundry Casting Flux

FAQs

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

What is the FSCG of the NSN 3680-01-290-0243?

The FSCG of the NSN 3680-01-290-0243 is 3680

Does NSN 3680-01-290-0243 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 3680-01-290-0243 contain precious materials?

Item does not contain precious metal.

Does NSN 3680-01-290-0243 contain hazardous materials?

Indicates information is in the hazardous materials information resource system (hmirs).

When the NSN 3680-01-290-0243 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sun, Dec 4, 1988