Nylon Insert Lock Nut, Zinc Plated Steel, Coarse Thread, 5/16-18, 100-pk.

Discover the robust performance of our premium nylon‑insert lock nut, crafted from zinc‑plated steel and sized 5/16‑18 with a coarse thread pitch. The bright zinc coating shields each nut from corrosion, while the embedded nylon collar delivers a self‑locking action that resists loosening under vibration. Ideal for machinery, automotive, and construction applications, this fastener offers dependable grip and long‑lasting durability.

Why choose this lock nut: Its vibration‑resistant design eliminates the need for additional washers or thread‑locking compounds, simplifying assembly and reducing maintenance time. The coarse thread profile ensures quick installation and easy removal, making it perfect for high‑turnover production lines. Additionally, the zinc plating extends service life even in harsh, humid environments.

• Corrosion‑Resistant Zinc Plating: protects against rust for reliable performance in demanding settings.
• Nylon Insert Locking Mechanism: self‑locking action prevents loosening under vibration and torque.
• Coarse 5/16‑18 Thread: rapid engagement and strong torque capacity for efficient assembly.
• Industrial‑Grade Steel: high tensile strength handles heavy loads with confidence.
• Bulk 100‑Piece Pack: ensures ample inventory for large projects and repeat use.

Engineered for demanding environments: Whether you’re assembling heavy‑duty equipment or securing structural components, this nylon insert lock nut delivers consistent clamping force and peace of mind. Its combination of durability, ease of use, and corrosion protection makes it a go‑to choice for professionals seeking reliable hardware. Equip your toolbox with this essential fastener and experience superior performance on every job.