Free shipping* on orders over $250 · in-stock orders typically arrive within 2-3 business days
Expedited shipping available at checkout
30-day returns on unused items · 25% restocking fee may apply
Electrical & special-order items non-returnable
Description
Versatile Lock Nut designed to secure bolts and prevent loosening under vibration. Key specs: 7.94 mm (5/16 in) width across flats, 4.37 mm (0.17 in) thickness, Type B locking mechanism, 32 threads per inch. Additional specs: 3.37 mm (0.13 in) height, 3.51 mm (0.14 in) thread size for precise fit. Made from high quality general steel for durability and strength. Zinc finish provides excellent corrosion resistance and long-lasting performance