Tab – Lock Wheels. Tab Lock wheel type is available in single or double inlet
Configuration. Rotation is determined by viewing the wheel from the hub. Wheels are Statically and / or dynamically balanced. Our wheels meet the requirements of
International standard ISO 140. In a double inlet configuration uniform air flow is
assured regardless of the motor location. The central disc in the Tab – Lock wheel is
adjustable along the blades. We offer the Tab – Lock type wheels as a choice of four
materials: galvanized steel, stainless steel, aluminized steel and aluminum. Standard
hub bore sizes: 1/4", 5/16", 3/8", 1/2", 5/8", 3/4". Other hub bores per request. One set screw – standard. More screw, keyway, pulling groove – by special order.