The 3310C-001-502L is a 9 mm square sealed panel control potentiometer manufactured by Bourns, featuring a 5,000 ohm linear taper with conductive plastic element and in-line straight terminals at 2.54 mm centers. It incorporates a slotted plastic shaft with a 6.35 mm × 6.35 mm plastic bushing, designed for PC board and panel mounting with a 1/4-32 UNEF-2A threaded interface. The device delivers 10,000 cycle switch life, 2 ohms maximum contact resistance, 350 VDC dielectric strength, and a power rating of 100 mA at 16 VDC, with an effective electrical angle of 270° ±15°. Its sealed construction withstands typical industrial washing processes, making it suitable for professional audio equipment, industrial control panels, and consumer electronics requiring compact, reliable potentiometer solutions.