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Home > Fasteners > Screws > Machine Screw > SS Hex Trim Head Machine Screw > #8-32 X 1/2 STAINLESS STEEL HEX TRIM HEAD MACHINE SCREW

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Item #: MHHS8320050

#8-32 X 1/2 STAINLESS STEEL HEX TRIM HEAD MACHINE SCREW

$0.20433/EA

Quantity	Price
Quantity	Price
1	$0.20433/ EA
1250	$0.19142/ EA
5000	$0.17047/ EA
20000	$0.11297/ EA

Qty

In Stock

Product Specification
Dimensional Specifications

Product Specification

Diameter	#8
Drive Type	Hex
Drive Size	1/4
Length	1/2
Thread Length	1/2
Point Type	Blunt
Grades	18-8 Stainless Steel,304 Stainless Steel
Width Across Flats	1/4
Material	Stainless Steel
Finish	None
Origin	Unrestricted Origin
Weight	0.004,

Dimensional Specifications

Dimensional SpecificationsType 2A Threads for Machine Screws

Type 2A Threads for Machine Screws dimensions

ASME B1.1 (2008)
Nominal Size	Threads per Inch	Allowance	Major Diameter		Pitch Diameter			Stress Area in²
			Major Diameter		Pitch Diameter
			Max	Min	Max	Min	Tolerance
#0	80	0.0005	0.0595	0.0563	0.0514	0.0496	0.001762	0.00180
#1	64	0.0006	0.0724	0.0686	0.0623	0.0603	0.001970	0.00263
#1	72	0.0006	0.0724	0.0689	0.0634	0.0615	0.001899	0.00278
#2	56	0.0006	0.0854	0.0813	0.0738	0.0717	0.002127	0.00370
#2	64	0.0006	0.0854	0.0816	0.0753	0.0733	0.002040	0.00394
#3	48	0.0007	0.0983	0.0938	0.0848	0.0825	0.002302	0.00487
#3	56	0.0007	0.0983	0.0942	0.0867	0.0845	0.002191	0.00523
#4	40	0.0008	0.1112	0.1061	0.0950	0.0925	0.002507	0.00604
#4	48	0.0007	0.1113	0.1068	0.0978	0.0954	0.002361	0.00661
#5	40	0.0008	0.1242	0.1191	0.1080	0.1054	0.002562	0.00796
#5	44	0.0007	0.1243	0.1195	0.1095	0.1070	0.002484	0.00830
#6	32	0.0008	0.1372	0.1312	0.1169	0.1141	0.002820	0.00909
#6	40	0.0008	0.1372	0.1321	0.1210	0.1184	0.002614	0.01015
#8	32	0.0009	0.1631	0.1571	0.1428	0.1399	0.002916	0.01400
#8	36	0.0008	0.1632	0.1577	0.1452	0.1424	0.002804	0.01474
#10	24	0.0010	0.1890	0.1818	0.1619	0.1586	0.003319	0.01750
#10	32	0.0009	0.1891	0.1831	0.1688	0.1658	0.003004	0.02000
#12	24	0.0010	0.2150	0.2078	0.1879	0.1845	0.003400	0.02420
#12	28	0.0010	0.2150	0.2085	0.1918	0.1886	0.003224	0.02580
1/4	20	0.0011	0.2489	0.2408	0.2164	0.2127	0.003731	0.03180
1/4	28	0.0010	0.2490	0.2425	0.2258	0.2225	0.003322	0.03640
5/16	18	0.0012	0.3113	0.3026	0.2752	0.2712	0.004041	0.05240
5/16	24	0.0011	0.3114	0.3042	0.2843	0.2806	0.003660	0.05800
3/8	16	0.0013	0.3737	0.3643	0.3331	0.3287	0.004363	0.07750
3/8	24	0.0011	0.3739	0.3667	0.3468	0.3430	0.003804	0.08780
1/2	13	0.0015	0.4985	0.4876	0.4485	0.4435	0.004965	0.14190
1/2	20	0.0013	0.4987	0.4906	0.4662	0.4619	0.004288	0.15990

Nominal Screw Size	Nominal Screw Length (L) Tolerance
	Up to 1/2 in., incl.		Over 1/2 to 1 in., incl.		Over 1 to 2 in., incl.		Over 2 in.
0 thru 12	-0.02		-0.03		-0.06		-0.09
1/4 thru 3/4	-0.03		-0.03		-0.06		-0.09

All dimensions are in inches.

Dimensional SpecificationsHex Trim Head for Machine Screws

Hex Trim Head for Machine Screws dimensions

ASME B18.6.3-2013
Nominal Size	A		W	H
	Width Across Flats		Width Across Corners	Height of Head
	Max	Min	Min	Max	Min
#2	0.125	0.120	0.134	0.050	0.040
#4	0.188	0.188	0.202	0.060	0.049
#5	0.188	0.181	0.202	0.070	0.058
#6	0.250	0.244	0.272	0.093	0.080
#8	0.250	0.244	0.272	0.110	0.096
#10	0.312	0.305	0.340	0.120	0.105
#12	0.312	0.305	0.340	0.155	0.139
1/4	0.375	0.367	0.409	0.190	0.172
5/16	0.500	0.489	0.545	0.230	0.208
3/8	0.562	0.551	0.614	0.295	0.270
1/2	0.750	0.735	0.820	0.400	0.367

All dimensions are in inches.