DIN 431

Pipe nuts with thread

acc. to ISO 228-1
Type B = with thread one-sided countersunk

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Thread Size
d		 G 1/8 G 1/4 G 3/8 G 1/2
e min 19.85 22.78 29.56 37.29
m max 6.48 6.48 7.58 8.58
min 6 6 7 8
s min 17.57 20.16 26.16 33
max=nominal size 18 21 27 34
per 1000 units≈kg① - - 26.1 -

Thread Size
d		 (G 5/8) G 3/4 (G 7/8)
e min 37.29 39.55 45.2
m max 8.58 9.58 9.58
min 8 9 9
s min 33 35 40
max=nominal size 34 36 41
per 1000 units≈kg① - 43.6 54

Thread Size
d		 G 1 (G 1 1/8) G 1 1/4
e min 50.85 55.37 60.79
m max 10.58 10.58 11.7
min 10 10 11
s min 45 49 53.8
max=nominal size 46 50 55
per 1000 units≈kg① 81.3 95 117

Thread Size
d		 G 1 1/2 (G 1 3/4) G 2
e min 66.44 76.93 82.6
m max 12.7 13.7 13.7
min 12 13 13
s min 58.8 68.1 73.1
max=nominal size 60 70 75
per 1000 units≈kg① 134 213 277

Thread Size
d		 (G 2 1/4) G 2 1/2 G 3
e min 93.56 104.86 116.16
m max 16.7 16.7 19.84
min 16 16 19
s min 82.8 92.8 102.8
max=nominal size 85 95 105
per 1000 units≈kg① 378 449 554

Thread Size
d		 G 4 G 5 G 6
e min 149.72 183.06 209.5
m max 22.84 22.84 25.84
min 22 22 25
s min 132.5 162.5 185.4
max=nominal size 135 165 190
per 1000 units≈kg① 1 040 1 330 1 850



All information is strictly informative