DIN 6888

Woodruff keys

tech-din6888






Normal size
b		 1
×1.4		 1.5
×2.6		 2
×2.6
b min 0.975 1.475 1.975
k max=nominal size(h12) 1.4 2.6 2.6
min 1.3 2.5 2.5
d1 4 7 7
L ≈ 3.82 6.76 6.76
per 1000 units≈kg 0.031 0.153 0.204

Normal size
b		 2
×3.7		 -2.5
×3.7		 3
×3.7
b min 1.975 2.475 2.975
k max=nominal size(h12) 3.7 3.7 3.7
min 3.58 3.58 3.58
d1 10 10 10
L ≈ 9.66 9.66 9.66
per 1000 units≈kg 0.414 0.518 0.622

Normal size
b		 3
×5		 3
×6.5		 4
×5
b min 2.975 2.975 3.97
k max=nominal size(h12) 5 6.5 5
min 4.88 6.35 4.88
d1 13 16 13
L ≈ 12.56 15.72 12.65
per 1000 units≈kg 1.1 1.8 1.47

Normal size
b		 4
×6.5		 4
×7.5		 5
×6.5
b min 3.97 3.97 4.97
k max=nominal size(h12) 6.5 7.5 6.5
min 6.35 7.35 6.35
d1 16 19 16
L ≈ 15.72 18.57 15.72
per 1000 units≈kg 2.4 3.27 3.01

Normal size
b		 5
×7.5		 5
×9		 6
×7.5
b min 4.97 4.97 5.97
k max=nominal size(h12) 7.5 9 7.5
min 7.35 8.85 7.35
d1 19 22 19
L ≈ 18.57 21.63 18.57
per 1000 units≈kg 4.09 5.73 4.91

Normal size
b		 6
×9		 6
×10		 6
×11
b min 5.97 5.97 5.97
k max=nominal size(h12) 9 （10） 11
min 8.85 9.85 10.82
d1 22 25 28
L ≈ 21.63 24.49 27.35
per 1000 units≈kg 6.88 8.64 10.6

Normal size
b		 8
×9		 8
×11		 8
×13
b min 7.964 7.964 7.964
k max=nominal size(h12) 9 11 13
min 8.85 10.82 12.82
d1 22 28 32
L ≈ 21.63 27.35 31.43
per 1000 units≈kg 9.17 14.1 19.3

Normal size
b		 10
×11		 10
×13		 10
×16
b min 9.964 9.964 9.964
k max=nominal size(h12) 11 13 16
min 10.82 12.82 15.82
d1 28 32 45
L ≈ 27.35 31.43 43.08
per 1000 units≈kg 17.6 24.1 39.9



b = nominal size
1)for use as a parallel key DIN 6887
2)for use when determining the position


All information is strictly informative