30mm push button, Type K, 3 position key operated selector switch, key withdrawl in all positions, NEMA 4, 13

SQUARE D AND TELEMECANIQUE 9001KS46K10 SELECTOR SWITCH NON-ILLUMINATED (HARMONY) 3 NO CONTACT BLOCKS MAINTAINED WATER TIGHT DUST TIGHT AND OIL TIGHT (INDOOR/OUTDOOR) NEMA 1/2/3/3R/4/6/12/13 ALL ROUND CHROMIUM PLATED METAL 30MM