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Screw Constructional Dimension Tables

You can find detail dimensions of screws and screw heads... Our Company can provide all type of screws&bolts and nuts from china... The Best Quality & good price -Confirmat Screw -Kabin vidasi ...

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ASIAHA INDUSTRIAL L D. Concerning Quality… WWW.ASIAHAN.COM Head Dimensions for 82° Flat Head Self-Tapping Screws - ANSI Nominal Size These Lengths or Shorter are Undercut Types A and AB A H Head Dimensio s Diameter J T Slot Dimensions Height Width Depth M R N Phillips Dimensions Dia Depth Width Other Max Min Ma x Min Max Min Max Min Ref  Types F 18.6.4 G Protrusion Above Gaging Diameter Ref  Ref  Max Min Gaging Diameter Phillips Driver Size 0 3/16 1/8 .112 .096 .03 .026 .023 .016 .015 .010 .062 .035 .014 .026 .016 .078 0 1 3/16 5/32 .137 .120 .04 .033 .026 .019 .019 .012 .070 .043 .015 .028 .016 .101 0 2 3/16 3/16 .162 .144 .051 .040 .031 .023 .023 .015 .096 .055 .017 .029 .017 .124 1 4 1/4 1/4 .212 .191 .06 .055 .039 .031 .030 .020 .122 .081 .018 .032 .019 .172 1 5 1/4 1/4 .237 .215 .07 .062 .043 .035 .034 .022 .148 .074 .027 .034 .020 .196 2 6 5/16 5/16 .262 .238 .08 .069 .048 .039 .038 .024 .168 .094 .029 .036 .021 .220 2 7 3/8 3/8 .287 .262 .091 .076 .048 .039 .041 .027 .176 .102 .030 .037 .022 .243 2 8 7/16 7/16 .312 .285 .10 .084 .054 .045 .045 .029 .182 .110 .030 .039 .023 .267 2 10 1/2 1/2 .362 .333 .11 .098 .060 .050 .053 .034 .198 .124 .032 .042 .025 .313 2 12 9/16 9/16 .412 .380 .13 .112 .067 .056 .060 .039 .262 .144 .035 .045 .027 .362 3 14 5/8 - .462 .427 .14 .126 .075 .064 .068 .044 .276 .160 .036 .049 .029 .410 3 1/4 5/8 5/8 .477 .442 .15 .131 .075 .064 .070 .046 .276 .160 .036 .050 .029 .424 3 5/16 13/16 5/8 .597 .556 .191 .165 .084 .072 .088 .058 .358 .205 .061 .057 .034 .539 4 3/8 - 5/8 .717 .670 .23 .234 .065 .065 .039 .653 4 .200 .094 .081 .106 .070 .386 Note: The length of a flathea screw is always measured by the total length of the screw, from the top of the head to the extreme end of the threads. Chipboard Screw , Sunta vidası , wood screw , ağ aç vidası , Confirmat Screw , Kabin vidası , square screw , kare vida Head Dimensions for U dercut Flat Head Self Tapping Screws - AN I B18.6.4 Nominal Size These Lengths or Shorter are Undercut Types A and AB A H Head Dime sions Diameter eight J T Slot Dimensions Width Depth M R N Recess Dimensions Dia Other Max Min M x Min Max Min Max Min Ref  Types Depth Width F G Protrusion Above Gagin Diameter Ref  Ref  Max Mi Gaging Diameter Phillips Driver Size 0 3/16 1/8 .112 .096 .0 5 .018 .023 .016 .011 .007 .069 .035 .014 - - - 0 1 3/16 5/32 .137 .120 .0 1 .023 .026 .019 .014 .009 .070 .043 .015 - - - 0 2 3/16 3/16 .162 .144 .0 6 .028 .031 .023 .016 .011 .088 .048 .017 .029 .017 .124 1 4 1/4 1/4 .212 .191 .0 7 .038 .039 .031 .022 .014 .110 .070 .018 .032 .019 .172 1 6 5/16 5/16 .262 .238 .0 9 .048 .048 .039 .027 .017 .140 .066 .025 .036 .021 .220 2 7 3/8 3/8 .287 .262 .0 4 .053 .048 .039 .030 .019 .148 .074 .027 .037 .022 .243 2 8 7/16 7/16 .312 .285 .0 0 .058 .054 .045 .032 .021 .168 .094 .029 .039 .02 .267 2 10 1/2 1/2 .362 .333 .0 1 .068 .060 .050 .037 .024 .182 .110 .030 .042 .025 .313 2 12 9/16 9/16 .412 .380 .0 2 .078 .067 .056 .043 .028 .226 .110 .030 .045 .027 .362 3 1/4 5/8 5/8 .477 .442 .1 7 .092 .075 .064 .050 .032 .244 .124 .032 .050 .029 .424 3 5/16 13/16 5/8 .597 .556 .1 4 .116 .084 .072 .062 .041 .310 .157 .053 .057 .03 .539 4 3/8 - 5/8 .717 .670 .1 1 .140 .094 .081 .075 .049 .358 .205 .061 .065 .039 .653 4 Note: The length of a flathea screw is always measured by the total length of the screw, the top of t e head to the extreme end of the threads. Head Dimensions for Square Drive Flat Head Self Tapping Screws - IFI Nominal Size Or Basic Screw Diameter A M T F Head Diameter Recess Square Recess Depth Max Min Max Min Max Min Driver Size Gauge Penetration Max Min 4 .1120 .212 .191 .071 .0696 .073 .063 0 .038 .032 6 .1380 .262 .238 .091 .090 .113 .105 1 .065 .057 8 .1640 .312 .285 .1126 .111 .140 .119 2 .075 .065 10 .1900 .362 .333 .1126 .111 .140 .119 2 .075 .065 12 .2160 .412 .380 .133 .1315 .165 .155 3 .095 .085 1/4 .2500 .477 .442 .133 .1315 .165 .155 3 .095 .085 5/16 .3125 .597 .556 .191 .1895 .201 .191 4 .100 .090 The recess has a square c nter opening, slightly tapered side walls and a conical bottom. Note: The length of a flat ead screw is always measured by the total length of t e screw, the top o f the head to the extreme end of the threads. Head Dimensions for Torx® Drive Flat Head Self Tapping Screws - Camcar G T B F Maximum Pe netration Torx® Recess Gauge Head Diam ter Head Height Nominal Size Diameter Penetration of "No-Go" Driver Gauge Size Max Sharp Min Sh rp Abs Min Ref  Ref  Min ( allawat) 4 .225 .209 .195 .067 .094 .028 .019 T8 6 .279 .257 .244 .083 .111 .035 .022 T10 8 .332 .308 .282 .100 .132 .040 .026 T15 10 .385 .359 .340 .116 .155 .050 .031 T20 1/4 .507 .447 .452 .153 .200 .075 .040 T27 Square and Hex Machine Screw Nuts - ANSI/ASME B18.6. F Nominal Size or Basic Thread Diameter G Width Across Flats H Width Across Corners Square Thickness Hex Basic Max Min Max Min Max Min Max Min 0 .060 5/32 .156 .150 .221 .206 .180 .171 .050 .043 1 .073 5/32 .156 .150 .221 .206 .180 .171 .050 .043 2 .0860 3/16 .188 .180 .265 .247 .217 .205 .066 .057 3 .0990 3/16 .188 .180 .265 .247 .217 .205 .066 .057 4 .1120 1/4 .250 .241 .354 .331 .289 .275 .098 .087 5 .1250 5/16 .312 .302 .442 .415 .361 .344 .114 .102 6 .1380 5/16 .312 .302 .442 .415 .361 .344 .114 .102 8 .1640 11/32 .344 .332 .486 .456 .397 .378 .130 .117 10 .1900 3/8 .375 .362 .530 .497 .433 .413 .130 .117 12 .2160 7/16 .438 .423 .619 .581 .505 .482 .161 .148 1/4 .2500 7/16 .438 .423 .619 .581 .505 .482 .193 .178 5/16 .3125 9/16 .562 .545 .795 .748 .650 .621 .225 .208 3/8 .3750 5/8 .625 .607 .884 .833 .722 .692 .257 .239 Square a d Hex Machine Screw Nuts Properties Description Hex Machine Sc rew Nut: A six-sided internally threaded fastener with flat tops and chamfered corners. Threads are to be Unified Standard, clas 2B. Square MachineS rew Nut: A four-sided, internally threaded fatener wi th flat tops and bottoms an no chamfer. Threads are to be Unified Course threa class 2B Appication & Advantaged Hex Nut: Designe to be used specifically with machine screws. Stainles s nuts are used with stainless achine screws where parts are subject to corrosive en vironments. Squa e Nuts: Offers a greater bearing surface for wrenchi g. Material Steel: Any low carbon steel Stainless: 18-8 stainless steel Plating See plating page for plating information. Small Pattern H ex Machine Screw Nuts - ANSI/ASME B18.6 .3 Nominal Size or Basic Thread Diameter F G H Width Across Flats Width Across Corners Thickness Basic Max Min Max Min ax Min 4 .1120 3/16 .188 .180 .217 .205 .066 .057 6 .1380 1/4 .250 .241 .289 .275 .098 .087 8 .1640 1/4 .250 .241 .289 .275 .098 .087 10 .1900 5/16 .312 .302 .361 .344 .114 .102 Small Pattern Hex M chine Screw Nuts Properties - ANSI/ASME B18.6.3 Description Similar in design to standard hex machine screw nuts but with smaller wi dths accross the flats and across the corners. Applications Designed to be sed with machine screws in areas where there is limit ed space for & wrenching. Stainle s nuts are used with stainless machine screws where arts are subject Advantages to corrosive conditions. Material Steel: Any low carbon steel Stainless: 18-8 stainless steel Plating See plating page for plating information. Head Dimensions for an Head Machine Screws and SEMS - ANSI B18.6.3 A H H1 J T M G N Phillips Slot Width Slot Depth Driver Slotted Recessed Diameter Depth Width Size Max Min Max Min Max Min Max Min Max Min Max Min Max Min Nominal Head Size Diameter Height o Head Dimensions of  ecess 0 .116 .104 .039 .031 .044 .036 .023 .016 .022 .014 .067 .054 .039 .013 0 2 .167 .155 .053 .045 .062 .053 .031 .023 .031 .022 .104 .091 .059 .017 1 3 .193 .180 .060 .051 .071 .062 .035 .027 .036 .026 .112 .099 .068 .019 1 4 .219 .205 .068 .058 .080 .070 .039 .031 .040 .030 .122 .109 .078 .019 1 5 .245 .231 .075 .065 .089 .079 .043 .035 .045 .034 .158 .145 .083 .028 2 6 .270 .256 .082 .072 .097 .087 .048 .039 .050 .037 .166 .153 .091 .028 2 8 .322 .306 .096 .085 .115 .105 .054 .045 .058 .045 .182 .169 .108 .030 2 10 .373 .357 .110 .099 .133 .122 .060 .050 .068 .053 .199 .186 .124 .031 2 12 .425 .407 .125 .1125 .151 .139 .067 .056 .077 .061 .259 .246 .141 .034 3 1/4 .492 .473 .144 .130 .175 .162 .075 .064 .087 .070 .281 .268 .161 .036 3 5/16 .615 .594 .178 .162 .218 .203 .084 .072 .106 .085 .350 .337 .193 .059 4 3/8 .740 .716 .212 .195 .261 .244 .094 .081 .124 .100 .389 .376 .233 .065 4 Combin tion Drive Pan Head Machine Screws G H Nominal Head Dimensions Screw Head Head Size Diameter Height J A Slot Dimensions Width Depth M T N Recess Dimensions Width Depth ecess Driver Wing Pe etration Size Depth Max Min Max Min Max Min Max Min Max Min Max Min Min M x Min 4 .219 .205 .080 .070 .039 .031 .040 .030 .122 .109 .078 .060 .019 .071 .053 1 6 .270 .256 .097 .087 .048 .039 .050 .037 .166 .153 .091 .066 .028 .0 0 .055 2 8 .322 .306 .115 .105 .054 .045 .058 .045 .182 .169 .108 .082 .030 .097 .071 2 10 .373 .357 .133 .122 .060 .050 .068 .053 .199 .186 .124 .100 .031 .113 .089 2 12 .425 .407 .125 .112 .067 .056 .077 .061 .259 .246 .141 .115 .034 .124 .098 3 1/4 .492 .473 .175 .162 .075 .064 .087 .070 .281 .268 .161 .135 .036 .1 4 .118 3 5/16 .615 .594 .218 .203 .084 .072 .106 .085 .350 .337 .193 .169 .059 .173 .149 4 Torx® Drive Pan Head Machine Screws - Camcar D Screw Size H R Head Dimensi ns G Recess Dimensions Head Diameter Head Height Max Min Max 2 .167 .155 4 .219 6 Driver Size Min Diameter (Ref) Gauge Penetration (Min) Maxi um Penetr tion (Fallo ay) .062 .053 .094 .030 .02 T8 .205 .080 .070 .111 .035 .02 T10 .270 .256 .097 .087 .132 .045 .03 T15 8 .322 .306 .115 .105 .155 .055 .03 T20 10 .373 .357 .133 .122 .178 .070 .04 T25 1/4 .492 .473 .175 .162 .221 .085 .04 T30 5/16 .615 .594 .218 .203 .266 .105 .04 T40 Torx® is a registered trade ark of the Camcar Corporation, division of Textron Industries. Pozidrive® (Type 1 ) Pan Head Machine Screws - ASME B18.6. 1998 1998 Screw Size A H M Head Diameter Head Height G N Recess Dimensions Diameter Depth Width Re ess Penet ation Gaging De th Driver Size Max Min Max Min Max Min Max Min Min Max Min 2 .167 .155 .062 .053 .104 .091 .064 .048 .028 .053 .037 1 4 .219 .205 .080 .070 .122 .109 .083 .067 .029 .072 .056 1 6 .270 .256 .097 .087 .162 .149 .092 .074 .040 .076 .058 2 8 .322 .306 .115 .105 .177 .164 .108 .090 .041 .092 .074 2 10 .373 .357 .133 .122 .193 .180 .125 .106 .041 .108 .090 2 12 .425 .407 .151 .139 .254 .241 .139 .121 .056 .117 .099 3 1/4 .492 .473 .175 .162 .273 .260 .159 .141 .057 .137 .119 3 Pozidriv® is a trademark of  he Phillips Screw Company. Our fasteners with the 1 A-drive are not manufactured by or connected with the producers of Pozidriv® fasten rs. Square ocket Pan Head Machine Screws - IFI Nominal Size or Basic Screw Diameter A H M T Head Diameter H ad Height Recess Square Recess Depth Penet ation Gaging Depth Max Min Max Min Max Min Max Min Max Min Driver Size 4 .112 .219 .205 .086 .075 .071 .0696 .073 .063 .038 .032 0 6 .138 .270 .256 .103 .091 .091 .090 .113 .105 .065 .057 1 8 .164 .322 .306 .120 .107 .1126 .111 .140 .119 .075 .065 2 10 .1900 .373 .357 .137 .123 .1126 .111 .140 .119 .075 .065 2 12 .2160 .425 .407 .153 .139 .133 .1315 .165 .155 .095 .085 3 1/4 .2500 .492 .473 .175 .160 .133 .1315 .165 .155 .095 .085 3 5/16 .3125 .615 .594 .216 .198 .191 .1895 .201 .191 .100 .090 4 Square Socket type of recess h s a square center opening, with slightly tapered sides and a conical bottom. MACHINE SCREWS Description MATERIAL SIZES Pan ead Combi ation Machin Screw Zinc Plated Steel 4-40x1/8 thr 1/4-20x4 Round Head Combi ation Machin Screw Zinc Plated Steel 6-32x2 thru 1/4-20x4 Truss Head Combi ation Machin Screw Zinc Plated Steel 6-32 thru 1/4-20 Flat ead Phillips Machin Screw Zinc Plated Steel 2-56x1/8 th u 1/2-13 Unde rcut Flat ead Phillips Machin Screw Zinc Plated Steel 2-56x1/8 th u 3/8-16 Flat ead 10 ° Phillips Machin Screw Zinc Plated Steel 2-56x1/8 thru 1 /4-20x1-1/2 Filliste Head Phillips Machin Screw Zinc Plated Steel 2-56x1/8 thru 5/16-18x2 Oval ead Phillips Machin Screw Zinc Plated Steel 4-40x1/4 thr 1/4-20x3 Pan ead Phillips Machin Screw Zinc Plated Steel 2-56x1/8 thr 3/8-16x3 Round Head Phillips Machin Screw Zinc Plated Steel 2-56x1/4 th u 3/8-16 Truss Head Phillips Machin Screw Zinc Plated Steel 4-40x3/16 thru  /8-16x2-1/4 Indented Hex Washe Head Phillips Machin Screw Zinc Plated Steel 4-40x1/4 thr 1/4-20x1 Binding ndercut Slotted Head Machin Screw Zinc Plated Steel 2-56x1/8 thru 1 /4-20x1-1/4 Flat ead Slot ed Machin Screw Zinc Plated Steel 2-56x1/8 thr 1/2-13x6 Unde rcut Flat ead Slot ed Machin Screw Zinc Plated Steel 2-56x1/8 thru 3/8-16x1/2 Filliste Head Slot ed Machin Screw Zinc Plated Steel 2-56x1/8 thru  /8-16x1-1/4 Oval ead Slot ed Machin Screw Zinc Plated Steel 4-40x1/4 thr 1/4-20x2 Pan ead Slot ed Machin Screw Zinc Plated Steel 2-56x1/8 thr 3/8-16x3 Round Head Slot ed Machin Screw Zinc Plated Steel 2-56x1/8 thr 1/2-13x6 Truss Head Slot ed Machin Screw Zinc Plated Steel 4-40x1/4 th u 1/2-13 Inde Hex Slot Machin ted ead ed Screw Zinc Plated Steel 4-40x1/4 th u 3/8-16 Inde ted Hex ead Unslo tted Machin Screw Zinc Plated Steel 4-40x1/4 th u 3/8-16 Inde ted Hex Washer Slot ed Grounding Screw Green Zinc Plated Steel 10-32x3/8 and 10-32x1/2 Inde ted Hex Washer Slot ed Grounding Screw Zinc Plated Steel 4-40x1/4 thru  /8-16x2-1/2 Inde ted Hex Washer Slotted Machine Screw Zinc Plated Steel 4-40x1/4 thru 3 /8-16x2-1/2 Inde ted Hex Washer Unslotted Machine Screw Zinc Plated Steel 4-40x1/4 thru 3/8-16x2 Zinc Plated Steel 4-40x1/4 thru 1/4-20x2 Pan ead Torx® Drive Machine Screw Zinc Plated Steel 2-56x3/16 thr 1/4-20x2 Pan ead Phillips Shakeproof® Square Con ® Washer Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 4-40x1/4 thru 10-32x3/4 Flat ead Torx® Drive Machine Screw Pan ead Phillips Split Lock Washer Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 4-40x1/4 thru 1/4-20 Pan ead Phillips Externall Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 4-40x3/16 thru 1 /4-20x1-1/4 Pan ead Phillips Internal Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 23-56x1/8 thr 1/4-20x1 Pan ead Slotted Externall Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 4-40x3/16 thru 1 /4-20x1-1/4 Pan ead Slotted Internal Sems Machine Screw Screw is Zinc Plated Steel Baked After Plating 4-40x1/4 thr 10-32x1 Flat ead Phillips Machine Screw Black Oxide Plated Steel 2-56x1/8 thru 1/4-20x2 Pan ead Phillips Machine Screw Black Oxide Plated Steel 2-56x1/8 thru 1/4-20x2 Sources for documentation Smith Fasteners