Invacare® Modulite
5 Service
5.1 Imperial to metric conversion chart
You can use this chart as an orientation to find the right
tool size.
IMPERIAL
METRIC
inch
mm
5/64
1.9844
3/32
2.3813
7/64
2.7781
1/8
3.1750
9/64
3.5719
5/32
3.9688
11/64
4.3656
3/16
4.7625
13/64
5.1594
7/32
5.5563
15/64
5.9531
1/4
6.3500
17/64
6.7469
9/32
7.1438
19/64
7.5406
5/16
7.9375
21/64
8.3344
11/32
8.7313
23/64
9.1281
3/8
9.5250
25/64
9.9219
13/32
10.3188
27/64
10.7156
7/16
11.1125
29/64
11.5094
15/32
11.9063
31/64
12.3031
1/2
12.7000
33/64
13.0969
17/32
13.4938
35/64
13.8906
9/16
14.2875
37/64
14.6844
19/32
15.0813
IMPERIAL
METRIC
inch
mm
39/64
15.4781
5/8
15.8750
41/64
16.2719
21/32
16.6688
43/64
17.0656
11/16
17.4625
45/64
17.8594
23/32
18.2563
47/64
18.6531
3/4
19.0500
49/64
19.4469
25/32
19.8438
51/64
20.2406
13/16
20.6375
53/64
21.0344
27/32
21.4313
55/64
21.8281
7/8
22.2250
5.2 Tightening Torques
CAUTION!
Risk of damage to mobility device due to
improperly tightened screws, nuts or plastic
connections.
– Always tighten screws, nuts etc. to the stated
tightening torque.
– Only tighten screws or nuts which are not
listed here fingertight.
The tightening torques stated in the following list are
based on the thread diameter for the nuts and bolts for
which no specific values have been determined. All values
assume dry and de-greased threads.
Thread
Tightening Torque in
Nm ±10 %
M4
3 Nm
M5
6 Nm
M6
10 Nm
M8
25 Nm
M10
49 Nm
M12
80 Nm
M14
120 Nm
M16
180 Nm
14
1604311-G
