[Hex Caster Nut] - Thread Size: 1 - 14; Thread Pitch: 1.81mm/0.07"; Slot Width: 6.8mm/0.27"; Hex Width: 37mm/1.47"; Height: 21.5mm/0.85". [Trailer Nut Accessories] - With Washer 1" and Cotter Pin 2.25", fitting for 1" High Strength Spindle. [Material] - Made of carbon steel with a galvanized finish, this slotted hex castle nut is of high hardness, not easy to rust, deform, wear-resistant and anti-corrosion. [Function] - The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener. [Usage] - Commonly used in industry to secure front wheel bearings or hubs to the main spindle on trailers. Suitable for some repair and maintenance in the mechanical industry, shops, garages, trucks, household furniture fasteners, etc..
