Button Head

Button Head

Introduction

Button Head Screw As per Din 7380

Button Head

Dimensions

Button Head Screw As per Din 7380
DIAMETER (d) 3 x 0.5 P 4 x 0.7 P 5 x 0.8 P 6 x 1 p 8 x 1.25 P 10 x 1.5 P 12 x 1.75 16 x 2 P
HEAD DIAMETER (D) Min 5.40 7.24 9.14 10.07 13.57 17.07 20.48 27.48
Max 5.70 7.60 9.50 10.50 14.00 17.50 21.00 28.00
HEAD THICKNESS (k) Min 1.40 1.95 2.50 3.00 4.10 5.20 6.24 8.44
Max 1.65 2.20 2.75 3.30 4.40 5.50 6.60 8.80
SOCKET ACROSS FLAT (S) Nom 2.00 2.50 3.00 4.00 5.00 6.00 8.00 10.00
Min 2.02 2.52 3.02 4.02 5.02 6.02 8.03 10.03
Max 2.08 2.58 3.08 4.10 5.14 6.14 8.18 10.18
SOCKET CORNER FLAT (e) Min 2.30 2.87 3.44 4.58 5.72 6.86 9.15 11.43
SOCKET DEPTH (t) Min 1.04 1.30 1.56 2.08 2.60 3.12 4.16 5.20
Length Min Max
16 15.10 16.90 BTN03016 BTN04016 BTN05016 BTN06016 BTN08016 BTN10016 BTN12016
20 18.95 21.05 BTN03020 BTN04020 BTN05020 BTN06020 BTN08020 BTN10020 BTN12020
25 23.95 26.05 BTN03025 BTN04025 BTN05025 BTN06025 BTN08025 BTN10025 BTN12025 BTN16025
30 28.95 31.05 BTN03030 BTN04030 BTN05030 BTN06030 BTN08030 BTN10030 BTN12030 BTN16030
35 33.75 36.25 BTN03035 BTN04045 BTN05035 BTN06035 BTN08035 BTN10035 BTN12035 BTN16035
40 38.75 41.25 BTN03040 BTN04040 BTN05040 BTN06040 BTN08040 BTN10040 BTN12040 BTN16040
45 43.75 46.25 BTN03045 BTN04045 BTN05045 BTN06045 BTN08045 BTN10045 BTN12045 BTN16045
50 48.75 51.25 BTN03050 BTN04050 BTN05050 BTN06050 BTN08050 BTN10050 BTN12050 BTN16050
55 53.50 56.50 BTN03055 BTN04055 BTN05055 BTN06055 BTN08055 BTN10055 BTN12055 BTN16055
60 58.50 61.50   BTN04060 BTN05060 BTN06060 BTN08060 BTN10060 BTN12060 BTN16060
65 63.50 66.50   BTN04065 BTN06065 BTN08065 BTN10065 BTN12065 BTN16065
70 68.50 71.50     BTN06070 BTN08070 BTN10070 BTN12070 BTN16070
80 78.50 81.50     BTN06080 BTN08080 BTN10080 BTN12080 BTN16080
90 88.25 91.75     BTN06090 BTN08090 BTN10090 BTN12090 BTN16090
100 98.25 101.75     BTN06100 BTN08100 BTN10100 BTN12100 BTN16100
110 108.25 111.75     BTN06110 BTN08110 BTN10110 BTN12110 BTN16110
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