N.K. Engineering Company

We are engaged in offering a wide range of Round Castle Nut to our clients. Our range of all products is widely appreciated by our clients.

N.K. Engineering Company is a trusted name in the manufacturing and trading of high-quality industrial fasteners and components. Our diverse product range includes Wedge Lock Washers, Nord Lock Washers, Hex Bolts, Parallel Keys, Eye Bolts, Allen Bolts, Hex Nuts, Internal Circlips, and Allen Screws. Engineered with precision and built for durability, our products ensure secure fastening and optimal performance across a wide range of industrial applications. Backed by years of expertise and a commitment to quality, N.K. Engineering Company delivers reliable solutions tailored to meet the demanding needs of modern engineering and manufacturing sectors. Quality and trust define our brand.

A castle nut, also known as a castellated or slotted nut, is a specialized fastener with notches (slots) cut into one end that resemble the battlements of a medieval castle.