1902516

View detailed technical data, stock status, and sourcing information for: 1902516
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-221-5743

Item Name Code

10089

Assigment Date

11/29/1985 (40 years ago)

Two or more complete switches mounted on each other or having a common mounting the major function of which is to hold the switches. Each switch, as a separable item, must be capable of functioning in accordance with its own name. Excludes:items consisting of individually separable switches which are physically interlocked (e.g., one button returns when the other is pushed), which have a common actuator, or are electrically connected. See also switch, push.

copper alloy material, 6.187 inches nominal overall diameter, clockwise rotation direction 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.

Overall Diameter: 6.187 inches nominal
Rotation Direction For Which Designed: clockwise
Material: copper alloy

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4320-00-891-7659	No Name Available	08/01/1996

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
1902516	Centrifugal Pump Impeller
21BF0167980BG	Centrifugal Pump Impeller
21F05469460BG	Centrifugal Pump Impeller
443-0579-209	Centrifugal Pump Impeller
443-0579-441	Centrifugal Pump Impeller
6DCS-327	Centrifugal Pump Impeller
6DCS-327 PIECE 21B	Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 4320-01-221-5743?

The FSCG of the NSN 4320-01-221-5743 is 4320

Does the NSN 4320-01-221-5743 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-01-221-5743 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 4320-01-221-5743 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-01-221-5743 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 4320-01-221-5743 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Nov 29, 1985