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Castle Nuts
Great for both general purpose fastening and for locking. Just insert a cotter pin or safety wire through the slots and a drilled hole in the fastener.
(86 items in Castle Nuts) 
Fastenal Part No. (SKU) 11507056
M14 x 1.5 Zinc Plated Steel DIN 937 Low Slotted/Castellated Hex Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$2.70 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0148105
3/4-16 CASTLE NUTS ZINC
Fastenal Approved Vendor
UOM each Price
Online Price:
$3.56 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 90695
M24 DIN 935 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$15.55 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0148099
1/2-20 CASTLE NUTS ZINC
Fastenal Approved Vendor
UOM each Price
Online Price:
$1.48 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 90694
M20 DIN 935 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$7.22 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0169113
1-14 Grade 5 Plain Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$9.95 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 90692
M12 DIN 935 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$4.94 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0169109
5/8-18 Grade 5 Plain Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$5.02 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0148102
5/8-11 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$4.29 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0169125
1-1/2-12 Grade 5 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$48.01 / each
Availability Contact Branch Qty
Fastenal Part No. (SKU) 0148104
3/4-10 Zinc Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$7.17 / each
Availability Available Inventory Qty
Fastenal Part No. (SKU) 0169115
1-1/4-12 Grade 5 Plain Castle Nut
Fastenal Approved Vendor
UOM each Price
Online Price:
$33.00 / each
Availability Available Inventory Qty