Hex Nut Grade 5, Black-Oxide, 1/2-20 Thread Size,430pcs/Pack Weight-Pound:19.9 These general-use flat washers are

These general-use flat washers are placed under the head of a bolt or nut to create a smooth bearing surface and distribute the load over a wider area

They provide precise positioning and prevent movement between parts

Flange nuts feature a washer-like base that distributes pressure over a larger area

Flange nylon insert lock nuts combine a flange base with a nylon insert to prevent loosening due to vibration

Keps lock nuts feature an integrated washer with small teeth that grip the surface to prevent loosening

Hex Nut Grade 5, Black-Oxide, 1/2-20 Thread Size,430pcs/Pack Weight-Pound:19.9 These general-use flat washers are