Din 571 Hexagon Head Coach Screws

DIN 571 Equivalent

PN 82501 UNI 704 CSN 21810

Din 571 Hexagon Head Coach Screws
Hex Wood Screws

DIN 571 Dimensions

Thread 4 5 6 (7) 8 10 12 20
ds nominal size max. 4 5 6 7 8 10 12 16 20
min. 3.52 4.52 5.52 6.42 7.42 9.42 11.3 15.3 19.3
da max. 5 6 7.2 8.2 10.2 12.2 15.2 19.2 24.4
k nominal size 2.8 3.5 4 5 5.5 7 8 10 13
max. 3.1 3.88 4.38 5.38 5.88 7.45 8.45 10.45 13.9
min. 2.5 3.13 3.63 4.63 5.13 6.55 7.55 9.55 12.1
s nominal size 7 8 10 12 13 17 19 24 30
max. 7 8 10 12 13 17 19 24 30
min. 6.64 7.64 9.64 11.57 12.57 16.57 18.48 23.16 29.16
e min. 7.5 8.63 10.89 13.07 14.2 18.72 20.88 26.17 32.95
l weight kg/1000pcs
nominal size min. max.
16 15.1 16.9 1.71 292              
20 18.95 21.05 2.01 3.42 5.02            
25 23.95 26.05 2.41 4.02 5.82   11.5        
30 28.95 31.05 2.81 4.62 6.62   12.9 23.6      
35 33.75 36.25 3.11 5.12 7.42   14.2 25.8 36.2    
40 38.75 41.25 3.51 5.82 8.22   15.6 28 39.2    
45 43.75 46.25     8.94   16.9 30 42.1    
50 48.75 51.25     9.64   18.2 32.1 45.4 84.1  
55 53.5 56.5     10.5   19.6 34.3 48.6 89.7  
60 58.5 61.5     11.2   20.9 36.5 51.8 94.9 165
65 63.5 66.5         22.2 38.5 54.7 99.5 174
70 68.5 71.5         23.6 40.7 57.8 107 182
75 73.5 76.5         25 42.9 61 112 192
80 78.5 81.5         26.5 45.2 64.5 118 201
90 88.25 91.75         29.4 49.9 71 130 220
100 98.25 101.75         32 54 77.1 141 238
110 108.25 111.75             83.4 152 253
120 118.25 121.75             89.5 163 275
130 128 132               175 293
140 138 142               187 317
150 148 152               198 328
160 158 162               209 348
170 168 172                 366
180 178 182                 385
190 187.7 192.3                 404
200 197.7 202.3                 421