Skip to content

Castle Nuts

Filters

10mm-1.25 Zinc Plated Class 8 Steel Fine Thread Castle Nuts
$30.28 - $33.25
$30.28 - $33.25
$30.28 - $33.25
$30.28

M10-1.25 Zinc Plated Class 8 Steel Fine Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
5/8"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts
$17.00 - $17.00
$17.00
$17.00 - $17.00
$17.00

5/8"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 5/8"Thread: 18 TPI (Fine)Width Across Flats: 15/16"Height: 23/32"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and H...

View full details
16mm-1.5 Zinc Plated Class 8 Steel Fine Thread Castle Nuts
$29.17 - $41.66
$29.17 - $41.66
$29.17 - $41.66
$29.17

16mm-1.5 Zinc Plated Class 8 Steel Fine Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
7/8"-14 Zinc Plated Steel Fine Thread Castle Hex Nuts
$13.21 - $14.26
$13.21 - $14.26
$13.21 - $14.26
$13.21

7/8"-14 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 7/8"Thread: 14 TPI (Fine)Width Across Flats: 1-5/16"Height: 29/32"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and ...

View full details
8mm-1.0 Zinc Plated Class 8 Steel Fine Thread Castle Nuts
$30.49 - $32.44
$30.49 - $32.44
$30.49 - $32.44
$30.49

M8-1.0 Zinc Plated Class 8 Steel Fine Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
16mm-2.0 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts
$26.68 - $38.35
$26.68 - $38.35
$26.68 - $38.35
$26.68

M16-2.0 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
12mm-1.75 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts
$30.87 - $41.56
$30.87 - $41.56
$30.87 - $41.56
$30.87

M12-1.75 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
10mm-1.5 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts
$30.49 - $32.44
$30.49 - $32.44
$30.49 - $32.44
$30.49

M10-1.5 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
8mm-1.25 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts
$23.11 - $30.07
$23.11 - $30.07
$23.11 - $30.07
$23.11

M8-1.25 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
6mm-1.0 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts
$19.41 - $25.23
$19.41 - $25.23
$19.41 - $25.23
$19.41

M6-1.0 Zinc Plated Class 8 Steel Coarse Thread Castle Nuts

In stock

Castle nuts feature slots around the top that align with a drilled hole in the bolt or shaft, allowing a cotter pin to lock the nut securely in pla...

View full details
3/4"-16 Zinc Plated Steel Fine Thread Castle Hex Nuts
$13.84 - $14.96
$13.84 - $14.96
$13.84 - $14.96
$13.84

3/4"-16 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 3/4"Thread: 16 TPI (Fine)Width Across Flats: 1-1/8"Height: 13/16"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and H...

View full details
9/16"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts
$14.61 - $15.98
$14.61 - $15.98
$14.61 - $15.98
$14.61

9/16"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 9/16"Thread: 18 TPI (Fine)Width Across Flats: 7/8"Height: 39/64"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and He...

View full details
1/2"-20 Zinc Plated Steel Fine Thread Castle Hex Nuts
$14.23 - $18.65
$14.23 - $18.65
$14.23 - $18.65
$14.23

1/2"-20 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 1/2"Thread: 20 TPI (Fine)Width Across Flats: 3/4"Height: 9/16"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and Heig...

View full details
7/16"-20 Zinc Plated Steel Fine Thread Castle Hex Nuts
$13.13 - $19.63
$13.13 - $19.63
$13.13 - $19.63
$13.13

7/16"-20 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 7/16"Thread: 20 TPI (Fine)Width Across Flats: 11/16"Height: 29/64"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and ...

View full details
3/8"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts
$15.04 - $23.94
$15.04 - $23.94
$15.04 - $23.94
$15.04

3/8"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 3/8"Thread: 24 TPI (Fine)Width Across Flats: 9/16"Height: 13/32"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and He...

View full details
5/16"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts
$20.05 - $22.37
$20.05 - $22.37
$20.05 - $22.37
$20.05

5/16"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 5/16"Thread: 24 TPI (Fine)Width Across Flats: 1/2"Height: 21/64"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and He...

View full details
1/4"-28 Zinc Plated Steel Fine Thread Castle Hex Nuts
$18.10 - $18.10
$18.10
$18.10 - $18.10
$18.10

1/4"-28 Zinc Plated Steel Fine Thread Castle Hex Nuts

In stock

Nominal Size: 1/4"Thread: 28 TPI (Fine)Width Across Flats: 7/16"Height: 9/32"Material: SteelFinish: ZincType: Castle NutUnslotted Thickness and Hei...

View full details