1437624-7 is a PK50B1/8 molded phenolic knob designed for control applications requiring a compact, durable interface. The knob features a straight knurl design with a white dot indicator positioned on the skirt, providing clear visual feedback for shaft position. It incorporates a spun aluminum inlay and is secured with a NO. 6-32 set screw, making it compatible with 1/8-inch shaft diameters. The knob's dimensions are optimized for space-constrained applications: outer diameter of 0.748 inches (19.0 mm), with a skirt diameter of 0.570 inches (14.5 mm) and a height of 0.500 inches (12.70 mm). This knob is commonly used in electronic equipment, test instruments, and industrial control panels where reliable manual adjustment and clear position indication are essential.