Nylon Insert Prevailing-Torque Locknut

Available in large sizes up to 6 inches in diameter, the N-LOC features a nylon insert for secure locking. This locknut is available in American Standard and Metric; Hex finished, jam, heavy, and hi nuts. In addition, N-LOC Nylon Insert Locknuts can be specified with a hot-galvanized finish. Options for special light or heavy torque installation are also available.


Steel Grade 2-5-8, 2H/DH, Monel, bronze, stainless steel, and a selection of exotic metals


UNC, UNF or 8UN Series, Class 2B, 3B, left-hand thread, and Metric


Plain, zinc, cadmium, hot dip galvanized, Xylan®/Teflon®, and other platings and coatings