MICRO SWITCH™ Hermetically Sealed Limit Switches: HE Series, 4 Pole Double Throw (4PDT), 7 A 28 Vdc, 15/32-32 UNS Thread Bushing with Corrosion Resistant Roller Plunger and Roller Guide, 27 mm [1.061 in] Plunger and Bushing Length, Bottom Exit Receptacle Connector Termination