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DIN 981 - Locknuts
Current norm: DIN 981
Equivalent norms: CSN 023630;
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Legend: Makings:
d1 - the nominal diameter of the thread Steel: 11H
d2 - inner diameter of the nut Stainless: A2
t - notch depth Plastic: -
b - width of the notch Non Ferrous: -
h - height of the nut Thread: 6H
d3 - spacing
Notes:
-
Table according to DIN 981:
dimensions in mm
d1 d2 d3 h b t z weight kg/pc marking
n13 h13 h13 JS14 H17
M10x0,75 18 13,5 4 3 2 0,04 0,004 KM0
M12x1 22 17 4 3 2 0,04 0,007 KM1
M15x1 25 21 5 4 2 0,04 0,01 KM2
M17x1 28 24 5 4 2 0,04 0,013 KM3
M20x1 32 26 6 4 2 0,04 0,019 KM4
M24x1,5 38 32 7 5 2 0,04 0,025 KM5
M30x1,5 45 38 7 5 2 0,04 0,043 KM6
M35x1,5 52 44 8 5 2 0,04 0,053 KM7
M40x1,5 58 50 9 6 2,5 0,04 0,085 KM8
M45x1,5 65 56 10 6 2,5 0,04 0,119 KM9
M50x1,5 70 61 11 6 2,5 0,04 0,148 KM10
M55x2 75 67 11 7 3 0,05 0,158 KM11
M60x2 80 73 11 7 3 0,05 0,174 KM12
M65x2 85 79 12 7 3 0,05 0,203 KM13
M70x2 92 85 12 8 3,5 0,05 0,242 KM14
M75x2 98 90 13 8 3,5 0,05 0,287 KM15
M80x2 105 95 15 8 3,5 0,05 0,397 KM16
M85x2 110 102 16 8 3,5 0,05 0,451 KM17
M90x2 120 108 16 10 4 0,05 0,556 KM18
M95x2 125 113 17 10 4 0,05 0,658 KM19
M100x2 130 120 18 10 4 0,05 0,698 KM20
M105x2 140 126 18 12 5 0,05 0,845 KM21
M110x2 145 133 19 12 5 0,05 0,965 KM22
M115x2 150 137 19 12 5 0,05 1,01 KM23
M120x2 145 135 20 12 5 0,05 0,78 KML24
M120x2 155 138 20 12 5 0,05 1,08 KM24
M125x2 160 148 21 12 5 0,05 1,19 KM25
M130x2 155 145 21 12 5 0,06 0,88 KML26
M130x2 165 149 21 12 5 0,06 1,25 KM26
M135x2 175 160 22 14 6 0,06 1,55 KM27
M140x2 165 155 22 12 5 0,06 0,99 KML28
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