DIN 1477

Grooved pins with countersunk head

Type A = with chamfer

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Nominal Diameter
d		 Φ1.4 Φ1.6 Φ2 Φ2.5
d max=nominal size 1.4 1.6 2 2.5
min 1.35 1.55 1.95 2.425
α 75° 75° 75° 75°
d3 Nominal Size 2.5 2.8 3.5 4.4
max 2.7 3 3.7 4.6
min 2.3 2.6 3.3 4.2
d2 Nominal Size 1.5 1.7 2.15 2.7
max 1.55 1.75 2.2 2.75
min 1.5 1.7 2.15 2.65
k Nominal Size 0.7 0.8 1 1.2
max 0.8 0.9 1.1 1.3
min 0.6 0.7 0.9 1.1
f ≈ 0.5 0.5 0.5 0.7

Nominal Diameter
d		 Φ3 Φ4 Φ5
d max=nominal size 3 4 5
min 2.925 3.9 4.9
α 75° 75° 75°
d3 Nominal Size 5.2 7 8.8
max 5.45 7.25 9.1
min 4.95 6.75 8.5
d2 Nominal Size 3.2 4.25 5.25
max 3.25 4.3 5.3
min 3.15 4.2 5.2
k Nominal Size 1.4 2 2.5
max 1.5 2.15 2.65
min 1.3 1.85 2.35
f ≈ 1 1.15 1.15

Nominal Diameter
d		 Φ6 Φ8 Φ10
d max=nominal size 6 8 10
min 5.9 7.85 9.85
α 75° 75° 75°
d3 Nominal Size 10.5 14 16
max 10.8 14.4 16
min 10.2 13.6 14.9
d2 Nominal Size 6.3 8.3 10.35
max 6.35 8.35 10.4
min 6.25 8.25 10.3
k Nominal Size 3 3.9 4
max 3.15 4.1 4.2
min 2.85 3.7 3.8
f ≈ 2 2 2.5

Nominal Diameter
d		 Φ12 Φ16 Φ20
d max=nominal size 12 16 20
min 11.8 15.8 19.8
α 75° 75° 60°
d3 Nominal Size 19 26 31.5
max 19 26 31.5
min 17.7 24.7 30.2
d2 Nominal Size 12.35 16.4 20.5
max 12.45 16.5 20.6
min 12.25 16.3 20.4
k Nominal Size 4.6 6.5 9.5
max 4.8 7.4 10.4
min 4.4 6.5 9.5
f ≈ 2.5 2.5 3



All information is strictly informative