5.4.11 Dimensions of conical shaft ends with parallel keys, short series
Keyway may have forms other than shown.
Conicity of 1:10 corresponds to (d1−d2)/(l2/2) = 1/10.
Dimensions in mm
Diameter (d1)
Length
Key and key way
External thread (d3)
Internal thread (d4)
(l1)
(l2)
(l3)
(l2)
b × h
t
t1
16
15.2
3 × 3
1.8
M10 × 1.25
M4 × 0.7
18
28
16
12
17.2
4 × 4
2.5
M10 × 1.25
M5 × 0.8
19
18.2
4 × 4
2.5
M10 × 1.25
M5 × 0.8
20
18.9
4× 4
2.5
M12 × 1.25
M6 × 1.0
22
36
22
14
20.9
4× 4
2.5
M12 × 1.25
M6 × 1.0
24
22.9
5 × 5
3.0
M12 × 1.25
M6 × 1.0
25
42
24
18
23.8
5×5
3.0
M16 × 1.5
M8 × 1.25
28
26.8
5 × 5
3.0
M16 × 1.5
M8 × 1.25
30 ...
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