TE Connectivity ALCOSWITCH Switches
SWITCH PUSH SPST-NO 0.4VA 20V. Pushbutton Switches SPST R/A RD MOM PUSH SWITCH
SparkFun Electronics
SWITCH PUSHBUTTON SPDT 3A 120V. SparkFun Accessories Concave Button - Yellow
SparkFun Electronics
SWITCH PUSHBUTTON SPDT 3A 120V. SparkFun Accessories Concave Button - Blue