Nuts
machine screw nuts
finish hex nuts & heavy hex nuts
hex jam (thin) nuts
hex flange nuts & hex cap nuts
slotted hex nuts & hex castle nuts
nylon insert nuts & all-metal lock nuts
square nuts & weld nuts
tee nuts & wing nuts
hex coupling nuts

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Slotted Hex Nuts & Hex Castle Nuts

DIN935, DIN937 / ASME B18.2.2 specifications

Slotted hex nuts: Hex nut with opposed slots cut into the top of the nut through the centers of the flats. The slots are on the end opposite the bearing surface.

Hex castle nuts: Similar to a slotted nut with the following exception: the slots are cut into a cylindrical portion that is equal in length to the slot depth and slightly smaller in diameter than the hex width.

Grade & Material:
Grade 2, 5, 8 / Class 6, 8, 10
Carbon steel

Finish:
Zinc plated, Plain, Black oxidized

Diameter: #6 - 3/4"