SIEMENS
FLENDER Standard Couplings
Torsionally rigid all-steel couplings — N-ARPEX ARN-6 series
6/9
Siemens MD 10.1 N · 04/2017
Clamping hub
6
■
Selection and ordering data
Weight and mass moments of inertia apply to a clamping hub
with maximum bore D1.
Dimensions and torques
The maximum transmissible torque of the clamping hub must not
be exceeded!
Further finished bores and higher torques are available on
request.
Size
Clamping
hub
Dimensions in mm
Mass moment of
inertia
Article No.
Weight
DA
Type
D1
ND
NL
J
Further information on
the structure of the
Article No.
is provided in
Catalog MD 10.1,
Chapter 3
m
Keyway DIN 6885-1
min.
max.
mm
kgm
2
kg
217-6
124
60
90
147
90
0.0429
2LC0370-8LM90-0AA0
9.2
125
2LC0370-8LN90-0AA0
251-6
124
70
95
168
95
0.0837
2LC0371-0LM90-0AA0
14.0
125
2LC0371-0LN90-0AA0
268-6
124
75
100
175
115
0.1236
2LC0371-1LM90-0AA0
18.5
125
2LC0371-1LN90-0AA0
291-6
124
80
120
195
125
0.1907
2LC0371-2LM90-0AA0
22.9
125
2LC0371-2LN90-0AA0
318-6
124
85
120
209
140
0.2975
2LC0371-3LM90-0AA0
31.5
125
2LC0371-3LN90-0AA0
343-6
124
95
140
234
150
0.4539
2LC0371-4LM90-0AA0
39.6
125
2LC0371-4LN90-0AA0
Finished bore /
shaft with
standard fit
Size
86-6
103-6
122-6
133-6
159-6
174-6
184-6
203-6
217-6
251-6
268-6
291-6
318-6
343-6
Rated coupling torque
T
KN
Nm
350
500
950
1250
2100
2400
3800
5000
6200
10500
13800
18200
23000
28000
D1
G6
/
h6
Maximum transmissible torque of the clamping hub
mm
Nm
19
400
–
–
–
–
–
–
–
–
–
–
–
–
–
20
460
–
–
–
–
–
–
–
–
–
–
–
–
–
22
470
–
–
–
–
–
–
–
–
–
–
–
–
–
24
350
–
–
–
–
–
–
–
–
–
–
–
–
–
25
370
480
–
–
–
–
–
–
–
–
–
–
–
–
28
–
870
–
–
–
–
–
–
–
–
–
–
–
–
30
–
1150
1770
–
–
–
–
–
–
–
–
–
–
–
32
–
1140
1830
2300
–
–
–
–
–
–
–
–
–
–
35
–
570
1420
2360
3050
–
–
–
–
–
–
–
–
–
38
–
830
1720
3040
2710
–
–
–
–
–
–
–
–
–
40
–
–
1370
2610
3660
3680
–
–
–
–
–
–
–
–
42
–
–
1670
2930
2180
4020
–
–
–
–
–
–
–
–
45
–
–
–
2120
3750
4110
5780
–
–
–
–
–
–
–
48
–
–
–
2480
4160
4930
6200
–
–
–
–
–
–
–
50
–
–
–
2240
2300
4300
5840
7190
–
–
–
–
–
–
55
–
–
–
–
3310
5370
6410
7970
–
–
–
–
–
–
60
–
–
–
–
3260
3730
5370
8840
7570
–
–
–
–
–
65
–
–
–
–
–
4700
6240
8890
10390
–
–
–
–
–
70
–
–
–
–
–
4150
5920
8460
10640
14050
–
–
–
–
75
–
–
–
–
–
–
–
7960
9590
15350
20710
–
–
–
80
–
–
–
–
–
–
–
7340
8850
13510
20120
31840
–
–
85
–
–
–
–
–
–
–
–
7890
16370
21130
31230
36420
–
90
–
–
–
–
–
–
–
–
6290
14300
20810
33300
39050
–
95
–
–
–
–
–
–
–
–
–
13310
18570
33530
35940
54230
100
–
–
–
–
–
–
–
–
–
–
14440
31710
37500
56580
110
–
–
–
–
–
–
–
–
–
–
–
29020
35200
56900
120
–
–
–
–
–
–
–
–
–
–
–
22600
31490
53580
130
–
–
–
–
–
–
–
–
–
–
–
–
–
50910
140
–
–
–
–
–
–
–
–
–
–
–
–
–
43600
© Siemens AG 2017