2640B-125

View detailed technical data, stock status, and sourcing information for: 2640B-125
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-01-312-1149

Item Name Code

02134

Assigment Date

12/10/1989 (36 years ago)

A switch actuated by a definite angular rotation of the switch shaft about its axis. It consists of a body,switch and a control,rotary switch. For items having rated actuation travel and pressure characteristics, see switch,sensitive. Excludes relay,rotary; switch,stepping; and switch,telephone (as modified).

4.750 inches nominal overall width, 0.281 inches nominal single mounting facility unthreaded mounting hole diameter, 6.188 inches nominal overall length, watertight hazardous locations/environmental protection, 3.375 inches nominal overall height

Product Characteristics

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

Hazardous Locations/Environmental Protection: watertight
Overall Length: 6.188 inches nominal
Overall Height: 3.375 inches nominal
Overall Width: 4.750 inches nominal
Unthreaded Mounting Hole Diameter: 0.281 inches nominal single mounting facility
Distance Between Mounting Facility Centers: 5.250 inches nominal single mounting facility
Individual Section Quantity: 1
Switch Contact Basic Design: nonpile-up nonsymmetrical
Mounting Method: bracket and unthreaded hole single mounting facility
Features Provided: metallic inclosure
Contact Voltage Rating In Volts: 600.0 ac at sea level
Mounting Facility Pattern: two position in-line single mounting facility
Terminal Type: connector, receptacle
Contact Switching Action: breaks before makes single section rear
Contact Load Current Rating: 20.0 amperes resistive load ac at sea level

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5935-01-260-2273	No Name Available	05/01/2013

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
2640B	Rotary Switch
2640B-125	Rotary Switch

FAQs

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

What is the FSCG of the NSN 5930-01-312-1149?

The FSCG of the NSN 5930-01-312-1149 is 5930

Does the NSN 5930-01-312-1149 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509025

Does NSN 5930-01-312-1149 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 5930-01-312-1149 contain precious materials?

Item does not contain precious metal.

Does NSN 5930-01-312-1149 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5930-01-312-1149 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sun, Dec 10, 1989