Series HB Subminiature Pushbuttons General Specifications Electrical Capacity (Resistive Load) Power Level (silver): 0.1A maximum 30V AC/DC Other Ratings Contact Resistance: 50 milliohms maximum Insulation Resistance: 100 megohms minimum 500V DC Dielectric Strength: 500V AC minimum for 1 minute minimum Mechanical Life: 100,000 operations minimum D Electrical Life: 50,000 operations minimum Nominal Operating Force: 3.43N Contact Timing: Nonshorting (break before make) Travel: Pretravel .087 (2.2mm) Overtravel .031 (0.8mm) Total Travel .118 (3.0mm) Materials & Finishes Housing: Glass fiber reinforced polyamide Base: Glass fiber reinforced polyamide Movable Contact: Phosphor bronze with silver plating Stationary Contacts: Phosphor bronze with silver plating Common Terminal: Phosphor bronze with silver plating End Terminals: Phosphor bronze with silver plating Lamp Terminals: Phosphor bronze with silver plating Environmental Data Operating Temperature Range: 25C through +50C (13F through +122F) for Illuminated 25C through +70C (13F through +158F) for Nonilluminated Humidity: 90 ~ 95% humidity for 96 hours 40C (104F) Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning in 1 minute 3 right angled directions for 2 hours 2 Shock: 50G (490m/s ) acceleration (tested in 6 right angled directions, with 5 shocks in each direction) Installation Mounting Torque: 0.49Nm (4.34 lbin) maximum for round mounting nut Cap Installation Force: 9.8N (2.2 lbf) maximum downward force on cap Soldering Time & Temperature: Manual Soldering: See Profile A in Supplement section . Standards & Certifications UL: File No. E44145 - Recognized only when ordered with marking on switch. Add /U or /CUL before rfi st dash in part number to order UL recognized switch. All models recognized at 0.1A 30V AC/DC. D12 www.nkkswitches.com 04/06/20 Supplement Accessories Indicators Touch Tilt Tactiles Slides Rotaries Keylocks Programmable Illuminated PB Pushbuttons Rockers TogglesSubminiature Pushbuttons Series HB Distinctive Characteristics Full face and spot illumination available. Front panel relamping. Choice of super bright LEDs in white, green, and blue in addition to bright red, amber, and green LEDs. Compact front panel design with 9mm square or round D bezel options. Rear panel threaded mounting. Behind panel depth of less than one inch. 8mm body diameter fits common size panel cutout. Latchdown feature gives indication of circuit status. Audible and tactile feedback with smooth and responsive operation. Dual, sliding contacts with self-cleaning action provide contact stability, high reliability, and increased operating life. Solder lug terminals have spacing of .100 (2.54mm) for choice of mounting. Longer normally closed terminal facilitates wiring and soldering. Molded-in terminals lock out flux, dust, and other contaminants. Matching indicators available. Actual Size www.nkkswitches.com D13 Supplement Accessories Indicators Touch Tilt Tactiles Slides Rotaries Keylocks Programmable Illuminated PB Pushbuttons Rockers Toggles