3/8-16 Nylon Insert Lock Nuts 40 Pack, 304 Stainless Steel Hardware Nuts

Key features

• PACKAGE & SIZE: 40 pack 3/8"-16 (UNC coarse thread) nylon insert lock nuts, exact count with 9/16" wrench size, standard fit for matching bolts and screws
• PREMIUM 304 (A2-70) STAINLESS STEEL: 18% chromium & 8% nickel composition resists rust and corrosion, passed ISO45001 standard, sturdy and reusable without twisting or deforming
• ANTI-LOOSE PERFORMANCE: nylon insert compresses against threads to create elastic friction, keeping nuts locked under vibration and shock, reusable 3-5 times while maintaining locking force
• WIDE APPLICATIONS: ideal for furniture assembly, automotive repair, machinery manufacturing, building construction and DIY projects, a reliable replacement for broken or missing nuts
• EASY TO ORGANIZE: sealed plastic storage boxes with inner labels showing quantity, prevents loss and mixing; use torque wrenches and avoid over-locking for best results

Free shipping included. 30-day hassle-free returns.