4S2101

View detailed technical data, stock status, and sourcing information for: 4S2101
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-578-9641

Item Name Code

00451

Assigment Date

01/01/1963 (63 years ago)

0.160 inches nominal unthreaded mounting hole diameter, 0.495 inches minimum and 0.505 inches maximum body diameter, 1.500 inches nominal overall diameter, 2.386 inches minimum and 2.726 inches maximum overall length, 1.750 inches minimum and 2.090 inches maximum body length

Product Characteristics

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

Overall Length: 2.386 inches minimum and 2.726 inches maximum
Body Diameter: 0.495 inches minimum and 0.505 inches maximum
Body Length: 1.750 inches minimum and 2.090 inches maximum
Overall Diameter: 1.500 inches nominal
Unthreaded Mounting Hole Diameter: 0.160 inches nominal
Bulb Length: 1.750 inches minimum and 2.090 inches maximum
Bulb Diameter: 0.500 inches nominal
Temp Sensing Element Type: bulb
Mounting Facility Circle Radius: 0.500 inches nominal
Mounting Method: flange and unthreaded hole
Contact Action Stimulus: increase
Mounting Facility Pattern: three position circular
Nonpile-Up Contact Arrangement: 1 pole, single throw, normally closed, momentary action
Terminal Type: wire lead
Contact Load Current Rating: 2.5 amperes resistive load single voltage
Contact Adjustability: deactuation point adjustable and actuation point adjustable
Contact Adjustment Range: +147.00 to 157.00 actuation point degrees fahrenheit and +147.00 to 157.00 deactuation point degrees fahrenheit
Contact Adjustment Type: external deactuation point screw and external actuation point screw
Contact Voltage Rating In Volts: 220.0 ac at sea level single voltage
Frequency In Hertz: 60.0 single voltage
Media For Which Designed: gas or liquid
Style Designator: cylindrical w/flange

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
4S2101	Thermostatic Switch
54B6721H04	Thermostatic Switch
VC-9043	Thermostatic Switch

FAQs

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

What is the FSCG of the NSN 5930-00-578-9641?

The FSCG of the NSN 5930-00-578-9641 is 5930

Does the NSN 5930-00-578-9641 have a Schedule B code assigned?

Yes, the Schedule B code is 9032100000

Does NSN 5930-00-578-9641 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 5930-00-578-9641 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-578-9641 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 5930-00-578-9641 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963