#L20-89M4 Thumbwheel Switch | Switches

L20-89M4

Code Indicating Wheel Switch

NSN 5930-01-249-8061

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
012498061

Product Features

Black matte finish

Product Technical Spec.

Hazardous Locations/environmental Protection:
Shock resistant and vibration resistant
Overall Length:
2.780 inches
Overall Height:
2.031 inches
Overall Width:
1.156 inches
Unthreaded Mounting Hole Diameter:
0.100 inches single mounting facility
Individual Section Quantity:
4
Longest Horizontal Distance Between Mounting Centers:
2.610 inches single mounting facility
Longest Vertical Distance Between Mounting Centers:
0.900 inches single mounting facility
Mounting Method:
Bracket single mounting facility and unthreaded hole single mounting facility
Actuator Type:
Lever all actuators
Contact Voltage Rating In Volts:
28.0 dc at sea level
Mounting Facility Pattern:
Four position rectangular single mounting facility
Switch Actuator Indexing Position Quantity:
16 all actuators
Terminal Type:
Printed circuit
Contact Load Current Rating:
125.0 milliamperes resistive load dc at sea level
Readout Indicator Marking:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, f each section
Contact Arrangement Truth Table:
Binary code with complement, 2 pole - 16 positions with 2 commons each section
Color:
Black each body
Color:
Black each indicator background
Color:
White each indicator marking
Precious Material And Location:
Printed circuit board circuit surfaces gold
Precious Material:
Gold
Style Designator:
Rectangular inline indicating
NSN:
5930-01-249-8061
Item Name:
Switch,thumbwheel
Cage Code:
01963

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Code Indicating Wheel Switches
------------ P/N L20-89M4

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Last Updated: 07/29/2025