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Reed Switch

Model / MPN: 42018 | NSN: 5930-00-553-2643
ITAR Registered seal

An item actuated by an external magnetic field and having two or more contacts enclosed in a sealed capsule. Do not use if switch has an actuator, such as a lever, push button, toggle, and the like. See switch (as modified). For items provided with an operating coil, use relay (as modified). It includes items in which a contact may be moved into a mercury pool by a magnetic field.

Product Details
NATO Stock Number
Sold in multiples of
1 EA
Body Style
Overall Length
2.400 inches
Overall Height
Between 0.175 inches and 0.209 inches
Overall Width
Between 0.175 inches and 0.209 inches
Body Diameter
Between 0.175 inches and 0.209 inches
Body Length
2.060 inches
Maximum Voltage Rating In Volts
28.0 dc
Pile-up Contact Form Arrangement
1b single position
Switch Release Force
47.0 ampere-turns
Switch Actuating Force
80.0 ampere-turns
Contact Load Current Rating At Maximum Rated Voltage
0.500 amperes resistive dc and 0.500 amperes inductive dc
Precious Material And Location
Location unknown gold
Terminal Type And Quantity
2 wire lead

Pricing and Availability

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42018 Cross Reference
  • E5600-23