51ML1 & 6PA111

View detailed technical data, stock status, and sourcing information for: 51ML1 & 6PA111
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-163-3754

Item Name Code

00399

Assigment Date

11/03/1971 (54 years ago)

1.780 inches nominal actuator length, dustproof hazardous locations/environmental protection, hole mounted body style, 3.250 inches nominal overall width, 2.120 inches nominal overall length

Product Characteristics

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

Body Style: hole mounted
Hazardous Locations/Environmental Protection: dustproof
Overall Length: 2.120 inches nominal
Overall Width: 3.250 inches nominal
Actuator Length: 1.780 inches nominal
Actuator Style: roller arm
Actuator Height: 1.270 inches nominal
Actuator Roller Diameter: 0.875 inches nominal
Actuator Roller Width: 0.300 inches nominal
Housing Height: 1.920 inches nominal
Housing Length: 4.560 inches nominal
Housing Width: 2.120 inches nominal
Center To Center Distance Between Housing Mounting Facilities Parallel To Length: 3.375 inches nominal
Center To Center Distance Between Housing Mounting Facilities Parallel To Width: 1.500 inches nominal
Maximum Voltage Rating In Volts: 600.0 ac and 230.0 dc
Inclosure Type: fully inclosed
Mounting Method: unthreaded hole
Features Provided: actuator seal
Nominal Thread Size: 0.312 inches
Nonpile-Up Contact Arrangement: 1 pole, double throw, one position momentary single switch unit
Switch Release Force: 4.0 ounces minimum
Switch Actuating Force: 54.0 ounces maximum
Actuator Movement: 12.0 pretravel degrees maximum and 60.0 overtravel degrees minimum and 4.0 differential degrees minimum
Contact Load Current Rating At Maximum Rated Voltage: 250.000 milliamperes resistive dc and 20.000 amperes resistive ac
Thread Series Designator: unef
Terminal Type And Quantity: 3 screw

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
51ML1 & 6PA111	Sensitive Switch
51ML1WITH6PA111	Sensitive Switch
51ML1WML10145	Sensitive Switch

FAQs

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

What is the FSCG of the NSN 5930-00-163-3754?

The FSCG of the NSN 5930-00-163-3754 is 5930

Does the NSN 5930-00-163-3754 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509050

Does NSN 5930-00-163-3754 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 5930-00-163-3754 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-163-3754 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 5930-00-163-3754 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Nov 3, 1971