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r1 chamfering (all sides), bevelled or rounding of manufacturer's choice
r2 rounding of groove bottom for shaft and hub
* similar to DIN 6885
Article no.
10 37 2012 0800/000
Identifier
Parallel key DIN 6885 form A round-ended, high-sized version
Size
A 20x12x80
Material group
Stainless steel
Surface
bright
Width b
20
Height h
12
for shaft Ø d1 above
65
for shaft Ø d1 up to
75
Shaft groove width b
20
Shaft groove depth t1 [with back clearance]
7,5
Shaft groove depth t1 [or oversize Tolerance]
+0,2
Hub groove width b
20
Hub groove depth t2 [with back clearance]
4,9
Hub groove depth t2 [with oversize]
3,9
Hub groove depth t2 Tolerance
+0,2
d2 Minimum dimension d1+
12
Bevelled/Rounded r1 min.
0,6
Bevelled/Rounded r1 max.
0,8
Rounding of groove bottom r2 max.
0,6
Rounding of groove bottom r2 min.
0,4
Length l
80
Length l Tolerance key
-0,3 -0,5
Length l Tolerance groove
+0,3 +0,5
Material

Stainless steel

CAD file download

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