DIN 7346

Spring-type straight pins

Slotted, light duty





Nominal Diameter
d		 Φ2 Φ2.5 Φ3
a 0.2 0.25 0.25
d min 2.3 2.8 3.3
max 2.4 2.9 3.5
d2 ≈ 1.9 2.3 2.7
s 0.2 0.25 0.3
Minimum shear strength, single (kN) 0.75 1.2 1.75
Minimum Double Shear,kN 1.5 2.4 3.5

Nominal Diameter
d		 Φ3.5 Φ4 Φ4.5
a 0.3 0.5 0.5
d min 3.8 4.4 4.8
max 4 4.6 5
d2 ≈ 3.1 3.4 3.8
s 0.35 0.5 0.5
Minimum shear strength, single (kN) 2.3 4 4.4
Minimum Double Shear,kN 4.6 8 8.8

Nominal Diameter
d		 Φ5 Φ6 Φ7
a 0.5 0.7 0.7
d min 5.4 6.4 7.5
max 5.6 6.7 7.8
d2 ≈ 4.4 4.9 6
s 0.5 0.75 0.75
Minimum shear strength, single (kN) 5.2 9 10.5
Minimum Double Shear,kN 10.4 18 21

Nominal Diameter
d		 Φ8 Φ10 Φ11
a 1.5 2 2
d min 8.5 10.5 11.5
max 8.8 10.8 11.8
d2 ≈ 7 8.5 9.5
s 0.75 1 1
Minimum shear strength, single (kN) 12 20 22
Minimum Double Shear,kN 24 40 44

Nominal Diameter
d		 Φ12 Φ13 Φ14
a 2 2 2
d min 12.5 13.5 14.5
max 12.8 13.8 14.8
d2 ≈ 10.5 11 11.5
s 1 1.25 1.5
Minimum shear strength, single (kN) 24 33 42
Minimum Double Shear,kN 48 66 84

Nominal Diameter
d		 Φ16 Φ18 Φ20
a 2 2 2
d min 16.5 18.5 20.5
max 16.8 18.9 20.9
d2 ≈ 13.5 15 16.5
s 1.5 1.75 2
Minimum shear strength, single (kN) 49 63 79
Minimum Double Shear,kN 98 126 158

Nominal Diameter
d		 Φ21 Φ23 Φ25
a 2 3 3
d min 21.5 23.5 25.5
max 21.9 23.9 25.9
d2 ≈ 17.5 19.5 21.5
s 2 2 2
Minimum shear strength, single (kN) 84 92 101
Minimum Double Shear,kN 168 184 202

Nominal Diameter
d		 Φ28 Φ30 Φ35
a 3 3 3
d min 28.5 30.5 35.5
max 28.9 30.9 35.9
d2 ≈ 23.5 25.5 28.5
s 2.5 2.5 3.5
Minimum shear strength, single (kN) 140 151 245
Minimum Double Shear,kN 280 302 490

Nominal Diameter
d		 Φ40 Φ45 Φ50
a 4 4 4
d min 40.5 45.5 50.5
max 40.9 45.9 50.9
d2 ≈ 32.5 37.5 40.5
s 4 4 5
Minimum shear strength, single (kN) 317 360 500
Minimum Double Shear,kN 634 720 1000



1dimensions before installation
2shear strenght, double kN, only for spring steel


All information is strictly informative