Nuts

ORFS Size	Dimensions in mm	F-Hex(Inch)	Dawsons-TechPart No.
	A
1/8	16.8	11/16	ORFFN-2
1/4	16.8	11/16	ORFFN-4
3/8	17.5	1	ORFFN-6
1/2	17.5	1	ORFFN-8
3/4	20.6	1-1/2	ORFFN-12
1	20.6	1-3/4	ORFFN-16

 Dimensions are for reference only and are subject to change.