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12 X 1/2 Hex Head Type A Self Tapping Screw, Plated

Selected Hex Head Self Tapping Screw Type A PlatedHex Head Self Tapping Screw, Plated
Hex Head Self Tapping Screw Type A PlatedHex Head Self Tapping Screw, Plated

Product Specification

Diameter
#12
Length
1/2
Grade
Carbon Steel
Width Across Flats
5/16
Material
Steel
Finish
Plated
Country of Origin
Unrestricted Origin
Weight
0.005000

Dimensional Specifications

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
  1. Tolerance on Length: Up to 1" incl.: +/- 0.03. Over 1": +/- 0.05.
  2. 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
  1. *Slot dimensions for 1/2-inch diameter hex washer head tapping screws are independent of ASME B18.6.3.
  2. All dimensions are in inches.