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Home > Fasteners > Screws > Self Tapping Screw > Hex Head Self Tapping Screw, Plated > 8 X 3 HEX HEAD TYPE A SELF TAPPING SCREW, PLATED

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Item #: THHP 80300

8 X 3 HEX HEAD TYPE A SELF TAPPING SCREW, PLATED

$0.08636/EA

Quantity	Price
Quantity	Price
1	$0.08636/ EA
800	$0.08078/ EA
3180	$0.0722/ EA
14290	$0.04719/ EA

Qty

In Stock

Product Specification
Dimensional Specifications

Dimensional Specifications

Dimensional SpecificationsType A Hex Head Self Tapping Screw

Type A Threads for Self Tapping Screws dimensions

ASME B18.6.3-2013
Nominal Size or Basic Screw Diameter		Threads per Inch	D		d		Drill Size	Recommended Hole Diameter
			Major Diameter		Minor Diameter
			Max	Min	Max	Min
#4	0.112	24	0.114	0.110	0.083	0.078	#44	0.0860
#5	0.125	20	0.130	0.126	0.095	0.090	#36	0.1065
#6	0.138	18	0.141	0.136	0.102	0.096	#32	0.1160
#7	0.151	16	0.158	0.152	0.114	0.108	#30	0.1285
#8	0.164	15	0.168	0.162	0.123	0.116	#29	0.1360
#10	0.190	12	0.194	0.188	0.133	0.126	#21	0.1590
#12	0.216	11	0.221	0.215	0.162	0.155	3/16	0.1875
#14	0.242	10	0.254	0.248	0.185	0.178	7/32	0.2165

Tolerance on Length: Up to 1" incl.: +/- 0.03. Over 1": +/- 0.05.
All dimensions are in inches.

Type A Threads for Self Tapping Screws dimensions

ASME B18.6.3-2013
Nominal Size	A		W	H		F		U		J		T
	Width Across Flats		Width Across Corners	Height of Head		Diameter of Washer		Thickness of Washer		Width of Slot		Depth of Slot
	Max	Min	Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Min
#4	0.188	0.181	0.202	0.060	0.049	0.243	0.225	0.019	0.011	0.039	0.031	0.036	0.025
#6	0.250	0.244	0.272	0.093	0.080	0.328	0.302	0.025	0.015	0.048	0.039	0.046	0.033
#7	0.250	0.244	0.272	0.093	0.080	0.328	0.302	0.029	0.017	0.080	0.039	0.054	0.040
#8	0.250	0.244	0.272	0.110	0.096	0.348	0.322	0.031	0.019	0.054	0.045	0.066	0.052
#10	0.312	0.305	0.340	0.120	0.105	0.414	0.384	0.031	0.019	0.060	0.050	0.072	0.057
#12	0.312	0.305	0.340	0.155	0.139	0.432	0.398	0.039	0.022	0.067	0.056	0.093	0.077
#14	0.375	0.367	0.409	0.190	0.172	0.520	0.480	0.050	0.030	0.075	0.064	0.101	0.083

*Slot dimensions for 1/2-inch diameter hex washer head tapping screws are independent of ASME B18.6.3.
All dimensions are in inches.