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
Durable lock nut designed to secure fasteners and prevent loosening under vibration. Features a width across flats of 13 mm (1/2 in) and a thread pitch of 1.25 mm (0.05 in) for precise fitting and reliable performance. Includes a locking type B mechanism and a wrench height of 3.70 mm (0.15 in) for enhanced stability and easy installation. Made from high quality material for long-lasting durability and strength. Finished with zinc clear chromate for superior corrosion resistance and a polished appearance