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Installation and Maintenance |
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Flange boltings
To connect the cardan shaft to the companion flanges it is imperative
to use high-tensile bolts of the quality 10.9 and the corresponding
all-metal self-locking nuts of the quality 10 or such bolts and nuts
that the manufacturer of the vehicle has prescribed. Complete sets of
bolting are available for all DIN and cross-Serrations flanges.
The tightening torques Ta given in the table are valid for:
90% utilization of the elastic limit
bolts in a lightly-oiled condition (Friction coefficient
µ ges. = 0,13).
metallic bare surface areas
Do not use molycote paste or any other grease on the bolts and nuts.
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For additional information on flange connections, corrosion protection,
assembly and dismantling see our specification GWB-A 100-005.
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Companion flanges
Generally cardan shafts are connected to the units by companion flanges.
The companion flange material must have an interfacial pressure
of min. 700 N/mm˛
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Cross-Serration flanges (XS)
Joint flange
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Hexagon bolt:
similar to DIN 931/10.9
Hexagon nut:
similar to DIN 980/10
self-locking
Type of nut: all-metal
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Shaft connection
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Thread
Æd [mm] |
Length
L [mm] |
Wrench size
[mm] |
Flange thickness
G1 [mm] |
Flange thickness
G2 [mm] |
Grip
G1 + G2 [mm] |
Height of nut
h [mm] |
Torque
Ta [Nm] |
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XS 120 |
M10 |
40 |
17 |
14 |
10 |
24 |
9 |
62 |
±20% |
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XS 150 |
M12 |
45 |
19 |
16 |
12 |
28 |
11 |
105 |
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XS 180 |
M14 |
50 |
22 |
18 |
14 |
32 |
12 |
170 |
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We recommend a socket for wrenches
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Wrench size |
Order-No. |
17 |
GETA 197-17 GWB ½ |
19 |
GETA 197-19 GWB ½ |
22 |
GETA 197-22 GWB ¾ |
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DIN-flanges
Joint flange
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Hexagon bolt:
similar to DIN 931/10.9
Hexagon nut:
similar to DIN 980/10
self-locking
Type of nut: all-metal
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Shaft
connection |
Thread
Æd [mm] |
Length
L [mm] |
Wrench
size
[mm] |
Grip
2 * G [mm] |
Height
of nut h [mm] |
Torque
Ta [Nm] |
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DIN |
M8 |
25 |
13 |
12/24 |
8 |
35 |
±
7% |
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M10 |
30 |
17 |
16 |
10 |
70 |
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M12 |
40 |
19 |
20 |
12 |
120 |
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M16 |
45 |
24 |
24 |
16 |
295 |
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M16 |
50 |
24 |
30 |
16 |
295 |
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SAE-flanges
Joint flange
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Hexagon bolt:
similar to DIN 931/10.9
Hexagon nut:
similar to DIN 980/10
self-locking
Type of nut: all-metal
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Shaft
connection
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Thread
Æd [mm] |
Length
L [mm] |
Wrench
size
[mm] |
Grip
2 * G [mm] |
Height
of nut h [mm] |
Torque
Ta [Nm] |
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SAE |
M8 |
30 |
13 |
16 |
8 |
35 |
±
7% |
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M10 |
30 |
17 |
16 |
10 |
70 |
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M10 |
35 |
17 |
19/21 |
10 |
70 |
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M12 |
35 |
19 |
16 |
12 |
120 |
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M12 |
40 |
19 |
21 |
12 |
120 |
When using bolt connections other than those recommended the torque must be adjusted
accordingly in order to guarantee the safety of the connection!
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