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Metric Fasteners

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Product Catalog » Nuts » Castle nuts

Zinc plated steel

Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread count. Thus a 1/4"-20 nut fits a 1/4"-20 bolt.
Castle nut diameter.

Product #	Diameter and Thread count	Buy Each	Buy Box	Box Qty	Buy Bulk	Bulk Qty
Fine thread
14392	1/4"-28	$1.83	$115.42	100	$1,062.00	1000
14393	5/16"-24	$2.21	$140.11	100	$1,289.00	1000
14394	3/8"-24	$2.27	$144.36	100	$1,328.00	1000
14395	7/16"-20	$2.43	$154.00	100	$1,417.00	1000
14396	1/2"-20	$2.68	$170.85	100	$1,569.00	1000
14397	9/16"-18	$3.66	$122.00	50	$1,122.00	500
14399	3/4"-16	$3.01	$52.88	25	$487.00	250
14400	7/8"-14	$7.29	$159.99	25	$1,382.00	250
14401 ^	1"-14	$7.62	$163.40	25	$1,433.00	250

^ NOTE: While 12tpi is the fine thread (UNF) standard, 14tpi is far more common in actual use.

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US Fasteners

Metric Fasteners

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Zinc plated steel

Fine thread

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