Timac manufactures and inventories flat socket cap screws from #0 to 1-1/2” diameter. We also offer metric flat socket cap screws upon request. These flat socket cap screws are manufactured to the most recent ASME B18.3, IFI, or Customer stated standards with either full or partial threaded options.  Our inventory is home to thousands of these flat socket cap screws in any of our various materials and sizes.

		D		A	J
	NOMINAL SIZE	BODY DIAMETER		HEAD DIAMETER	HEXAGON SOCKET SIZE
		MAX	MIN	THEORETICAL SHARP MAX	NOM
	0	0.0600	0.0568	0.1380	0.035
	1	0.0730	0.0695	0.1680	0.050
	2	0.0860	0.0822	0.1970	0.050
	3	0.0990	0.0949	0.2260	1/16
	4	0.1120	0.1075	0.2550	1/16
	5	0.1250	0.1202	0.2810	5/64
	6	0.1380	0.1329	0.3070	5/64
	8	0.1640	0.1585	0.3590	3/32
	10	0.1900	0.1840	0.4110	1/8
	1/4	0.2500	0.2435	0.5310	5/32
	5/16	0.3125	0.3053	0.6560	3/16
	3/8	0.3750	0.3678	0.7810	7/32
	7/16	0.4375	0.4294	0.8440	1/4
	1/2	0.5000	0.4919	0.9380	5/16
	5/8	0.6250	0.6163	1.1880	3/8
	3/4	0.7500	0.7406	1.4380	1/2
	7/8	0.8750	0.8647	1.6880	9/16
	1	1.0000	0.9886	1.9380	5/8
	1 1/8	1.1250	1.1086	2.1880	3/4
	1 1/4	1.2500	1.2336	2.4380	7/8
	1 3/8	1.3750	1.3568	2.6880	7/8
	1 1/2	1.5000	1.4818	2.9380	1