Nylon Insert Locking Nut, Grade C, Yellow Zinc Plated, 59927

Yellow zinc plated nylon insert locking nut, Grade C. Diameter: 3/4" Thread Pitch: 16 Finish: Yellow Zinc Plated Replaces # 59927. Nylon insert locking nuts are hex nuts with a nylon collar insert that impedes turning which is why they are commonly called elastic stop nuts. Grade 8 nylon insert locking nuts are made from quenched and tempered medium carbon alloy steel, also termed Grade C.