M221F248-0305-21

View detailed technical data, stock status, and sourcing information for: M221F248-0305-21
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-843-0639

Item Name Code

00451

Assigment Date

01/06/1967 (59 years ago)

0.104 inches minimum and 0.109 inches maximum mounting slot width, 0.930 inches minimum and 0.944 inches maximum distance between mounting facility centers, 0.300 inches maximum overall height, 1.423 inches nominal overall length, 0.660 inches maximum body diameter

Product Characteristics

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

Overall Length: 1.423 inches nominal
Overall Height: 0.300 inches maximum
Body Diameter: 0.660 inches maximum
Mounting Slot Width: 0.104 inches minimum and 0.109 inches maximum
Distance Between Mounting Facility Centers: 0.930 inches minimum and 0.944 inches maximum
Temp Sensing Element Type: internal sensor
Operating Temp Rating: -65.0 fahrenheit minimum and 450.0 fahrenheit maximum
Mounting Method: bracket and slot
Features Provided: hermetically sealed case
Contact Action Stimulus: increase
Mounting Facility Pattern: two position in-line
Nonpile-Up Contact Arrangement: 1 pole, single throw, normally open, momentary action
Terminal Type: tab, solder lug
Contact Load Current Rating: 3.0 amperes resistive load second voltage
Contact Load Current Rating: 2.0 amperes resistive load first voltage
Contact Adjustability: actuation point not adjustable
Contact Stimulus Rating: 245.00 actuation point minimum degrees fahrenheit and 251.00 actuation point maximum degrees fahrenheit
Contact Voltage Rating In Volts: 120.0 ac at sea level first voltage
Contact Voltage Rating In Volts: 30.0 dc at sea level second voltage
Frequency In Hertz: 60.0 first voltage
Media For Which Designed: gas or liquid
Precious Material And Location: contacts silver
Precious Material: silver
Style Designator: disc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5930-00-925-4896	No Name Available	08/11/1967

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
10653532	Thermostatic Switch
3150-24-5	Thermostatic Switch
721856-039	Thermostatic Switch
721856-39	Thermostatic Switch
M221F248-0305-21	Thermostatic Switch
M221F248030521	Thermostatic Switch

FAQs

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

What is the FSCG of the NSN 5930-00-843-0639?

The FSCG of the NSN 5930-00-843-0639 is 5930

Does the NSN 5930-00-843-0639 have a Schedule B code assigned?

Yes, the Schedule B code is 9032100000

Does NSN 5930-00-843-0639 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 5930-00-843-0639 contain precious materials?

Item contains silver.

Does NSN 5930-00-843-0639 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 5930-00-843-0639 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Jan 6, 1967