DIN 937 Hexagon Castle Nuts Thin Type

DIN 937 Equivalents

PN 82159 CSN 21412

DIN 937 Hexagon Castle Nuts Thin Type
Castle Nuts, Low Form

DIN 937 Dimensions

Thread d P da de dw e m n s w Split pins according to DIN 94
min. max. max. min. min. min. max. min. min. min. max. nominal = max. min. min. max.
M6 1 6 6.75 8.8 11.05 6 5.7 2.8 2 2.25 10 9.78 3.2 3.5 1.6×14
(M7) 1 7 7.75 9.5 12.12 7 6.64 3.2 2 2.25 11 10.73 3.7 4 1.6×14
M8 M8x1 1.25 8 8.75 11.3 14.38 8 7.64 3.8 2.5 2.75 13 12.73 4.2 4.5 2×16
M10 M10x1.25 M10x1 1.5 10 10.8 15.3 18.9 9 8.64 4.6 2.8 3.05 17 16.73 4.7 5 2.5×20
M12 M12x1.25 M12x1.5 1.75 12 13 17 16.57 17.2 20.1 10 9.64 5.3 3.5 3.8 19 18.67 5.7 6 3.2×22
(M14) (M14x1.5) 2 14 15.1 19 18.48 20.2 24.49 11 10.57 5.9 3.5 3.8 22 21.67 6.64 7 3.2×25
M16 M16x1.5 2 16 17.3 22 21.48 22.2 26.75 12 11.57 5.9 4.5 4.8 24 23.67 6.64 7 4×28
(M18) (M18x1.5) (M18x2) 2.5 18 19.5 25 24.3 24.8 29.56 13 12.3 6.7 4.5 4.8 27 26.16 7.64 8 4×32
M20 M20x1.5 M20x2 2.5 20 21.6 28 27.3 27.7 32.95 13 12.3 6.7 4.5 4.8 30 29.16 7.64 8 4×36
(M22) (M22x1.5) (M22x2) 2.5 22 23.8 30 29.3 29.5 35.03 15 14.3 9.1 5.5 5.8 32 31 8.64 9 5×36
M24 M24x2 3 24 25.9 34 33 33.2 39.55 15 14.3 9.1 5.5 5.8 36 35 8.64 9 5×40
(M27) (M27x2) 3 27 29.2 38 37 38 45.2 17 16.3 8.7 5.5 5.8 41 40 10.57 11 5×45
M30 M30x2 3.5 30 32.4 42 41 42.7 50.85 18 17.3 8.7 7 7.36 46 45 10.57 11 6.3×50
(M33) (M33x2) 3.5 33 35.6 46 45 46.6 55.37 20 19.16 10.3 7 7.36 50 49 12.57 13 6.3×56
M36 M36x3 4 36 38.9 50 49 51.1 60.79 20 19.16 10.37 7 7.36 55 53.8 12.57 13 6.3×63
(M39) (M39x3) 4 39 42.1 55 53.8 55.9 66.44 22 21.16 11.9 7 7.36 60 58.8 12.57 13 6.3×71
M42 M42x3 4.5 42 45.4 58 56.8 60.6 72.02 23 22.16 11.9 9 9.36 65 63.8 13.57 14 8×71
(M45) (M45x3) 4.5 45 48.6 62 60.8 64.7 76.95 25 24.16 13.5 9 9.36 70 68.1 15.57 16 8×80
M48 M48x3 5 48 51.8 65 63.8 69.4 82.6 25 24.16 13.5 9 9.36 75 73.1 15.57 16 8×80
(M52) (M52x3) 5 52 56.2 70 68.8 74.2 88.25 27 26.16 15 9 9.36 80 78.1 17.57 18 8×90