PB Flush Blu 1NO Clr Sil Boot

Amazon

Push button, metal, projecting, blue Simple modular design facilitates post installation servicing, modification and adaption of machines by non-specialists Designed to fit in a standard 22mm cutout, ensuring compatibility when installing in pre-existing machinery

Radwell UK

PB SW, SPST-NO, 6A/120VAC, PANEL; PRODUCT RANGE:HARMONY XB4 SERIES; PANEL CUTOUT DIAMETER:22.5MM; CONTACT CONFIGURATION:SPST-NO; SWITCH OPERATION:MOMENTARY; PUSHBUTTON ACTUATOR STYLE:ROUND; ACTUATOR / CAP COLOUR:BLUE ROHS COMPLIANT: YES