supply of spring loaded switch momentary release hand operated mushroom head non-latching push button switch without enclosure. , spring loaded switch momentary release hand operated mushroom head non-latching push button s witch without enclosure; front dimension 39 mm, cut out hole 22.5mm, colour: blue, as per clw spec no. clw/es/3/ 0044 embossing confirming to rdso/2024/el/ms/0505(rev-1) or latest. note:- interlock/contact element alongwith bezel with any actuator of same series should have undergone though vibration test as per iec60068-2-6 within las t 3 years through nabl approved laboratory. two number no interlock is mandatory in mushroom switch. [ warran ty period: 30 months after the date of delivery ] ]