Lock Washers 5/16 25pk

The ALLSTAR PERFORMANCE Lock Washers 5/16 25-pack (ALL16121-25) is a versatile fastening component suitable for various applications, including automotive, machinery, and general repairs. These hardened steel lock washers are designed to prevent bolt and fastener loosening caused by vibration and thermal cycling, making them essential for maintaining secure connections in demanding environments.

These 5/16-inch lock washers feature a split-ring design that bites into both the fastener head and mounting surface, effectively resisting rotational movement. This design provides consistent preload retention, making them ideal for applications where disassembly and reassembly are routine. The hardened steel construction ensures durability and reliability across various uses.

Engine builders, mechanics, and DIY enthusiasts will benefit from using these lock washers in critical fastening points. Their ability to maintain tight connections is crucial in preventing failures and ensuring the longevity of assembled components. The 25-pack offers ample supply for multiple projects, making it a practical choice for anyone needing reliable fastening solutions.