A-6690

View detailed technical data, stock status, and sourcing information for: A-6690
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-328-5703

Item Name Code

35224

Assigment Date

11/04/1990 (35 years ago)

An item constructed of one or more layers of thin flexible material, either laminated or separated. It is designed to form a tight seal between the openings of a pump and to transmit pressure inducted motion either directly or through a mechanical linkage. The item may contain bolt holes and/or a center hole. Excludes:diaphragm, valve, special shaped.

copper alloy material, 150.0 pounds per square inch nominal pressure rating, plug style designator, steam media for which designed

Product Characteristics

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

Pressure Rating: 150.0 pounds per square inch nominal
Material: copper alloy
Media For Which Designed: steam
Style Designator: plug

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
A-6690	Valve Disk
A-6690 PC 10	Valve Disk
FIG 030-1 2.50I	Valve Disk
FIG 030-1 2.50IN A6690 PC 10	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-328-5703?

The FSCG of the NSN 4820-01-328-5703 is 4820

Does the NSN 4820-01-328-5703 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-328-5703 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 4820-01-328-5703 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-328-5703 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 4820-01-328-5703 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Nov 4, 1990