Special Order: PKNT60B1/4=KNOB BLK W/ANODIZED Primary Product Material: Phenolic Knob Design: Spin Cap with Diamond Cut Shaft Size: 6.35 mm Shaft Size: .25 in Product Diameter: 15 mm Phenolic Spin Cap with Diamond Cut 6.35 mm .25" | Switch Knob | Part Number: PKNT60B1/4 | Internal Number: 8-1437624-5 | TE Connectivity | ALCOSWITCH