FORD WD202-2000 THREAD ROLLING SCREW - CASE HARDENED HEXAGON FLANGE HEAD《表面硬化的六角凸缘头滚丝螺钉》.pdf

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1、 FORD WORLDWIDE FASTENER STANDARD Date: 2000 - 02 - 01 Materials Engineering, 1 of 1 Printed copies are uncontrolled . Testing & Standards (MET&S) WD 202 THREAD ROLLING SCREW - CASE HARDENED HEXAGON FLANGE HEAD CATEGORY 070.020 Dimensions in mm Nominal Size 3 (3.5) 4 5 Pitch 0.5 0.6 0.7 0.8 s max 4

2、5 5.5 7 min 3.84 4.82 5.32 6.78 e Min 4.27 5.36 5.92 7.55 k Max 3.25 3.8 4.3 5.3 k 1 Min 1.9 2.4 2.8 3.5 d c max 6.4 7.5 8.5 11.4 min 5.9 6.9 7.8 10.6 C 0.4 0.5 0.6 0.7 r 0.2 0.2 0.2 0.3 d A 3.6 4.1 4.7 5.7 r 1 0.1 0.1 0.2 0.2 Hex D - 0.01 4.62 5.77 6.35 8.09 Head C - 0.01 1.25 1.60 1.80 2.30 Gage G

3、 - 0.01 4.26 5.35 5.91 7.54 M Min 2.0 2.0 3.0 3.0 L Tolerance FORD PART NUMBERS 8 W505110 W505120 W505130 W505140 10 W505111 W505121 W505131 W505141 12 +/ - 0.4 W505112 W505122 W505132 W505142 14 W505113 W505123 W505133 W505143 16 W505114 W505124 W505134 W505144 20 +/ - 0.8 W505115 W505125 W505135 W

4、505145 25 W505116 W505126 W505136 W505146 Thread: Form optional provided parts meet all requirements of WD 951. Length of Thread: WA 900 Material and Performance: WD 951 General Specifications: WD 900 (For head dimension nomenclature see table 5, see table 7 for D, C, G and M) Finish: WX 100 Non - preferred sizes in parentheses ( ) Example Description: W505110 S309M SCREW M3X8 HEX FLNG T/ R - 0 - 2 - 3 pitch lead length