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Torque values for metric O-Ring Boss (ORB) port connections
Metric
Ferrous
thread
N·m (lb ft) ± 10%
M8 x 1
10.5 (7.7)
M10 x 1
21 (15.5)
M12 x 1.5
37 (27.3)
M14 x 1.5
47 (34.7)
M16 x 1.5
58 (42.8)
M18 x 1.5
74 (54.6)
M22 x 1.5
105 (77.4)
M27 x 2
178 (131.3)
M30 x 2
225 (166)
M33 x 2
325 (239.7)
M42 x 2
345 (254.5)
M48 x 2
440 (324.5)
M60 x 2
525 (387.2)
* S-Series connectors are used with O-Ring Face Seals (ORFS).
** L-Series connectors are used with 37° flare.
Torque values for metric O-Ring Boss (ORB) port plugs
Metric
thread
N·m (lb ft) ± 10%
M8 x 1
M10 x 1
M12 x 1.5
M14 x 1.5
M16 x 1.5
M18 x 1.5
M22 x 1.5
M27 x 2
M30 x 2
M33 x 2
M42 x 2
M48 x 2
M60 x 2
S-Series *
Non-Ferrous
N·m (lb ft) ± 10%
6.3 (4.6)
12.5 (9.2)
22 (16.2)
28 (20.7)
35 (25.8)
44 (32.5)
63 (46.5)
107 (78.9)
135 (99.6)
195 (143.8)
207 (152.7)
264 (194.7)
315 (232.3)
Ferrous
Internal hex
8.5 (6.3)
16 (11.8)
23 (17)
47 (34.7)
58 (42.8)
74 (54.6)
105 (77.4)
178 (131.3)
225 (166)
325 (239.7)
345 (254.5)
440 (324.5)
525 (387.2)
INTRODUCTION
Ferrous
N·m (lb ft) ± 10%
15.5 (11.4)
105 (77.4)
136 (100.3)
168 (123.9)
220 (162.3)
273 (201.4)
330 (243.4)
External hex
N·m (lb ft) ± 10%
10.5 (7.7)
21 (15.5)
37 (27.3)
47 (34.7)
58 (42.8)
74 (54.6)
105 (77.4)
178 (131.3)
225 (166)
325 (239.7)
345 (254.5)
440 (324.5)
525 (387.2)
48126536 05/04/2017
34
L-Series **
Non-Ferrous
N·m (lb ft) ± 10%
8.5 (6.3)
27 (19.9)
37 (27.3)
42 (31)
47 (34.7)
63 (46.5)
Non-ferrous
N·m (lb ft) ± 10%
6.3 (4.6)
12.5 (9.2)
22 (16.2)
28 (20.7)
35 (25.8)
44 (32.5)
63 (46.5)
107 (78.9)
135 (99.6)
195 (143.8)
207 (152.7)
264 (194.7)
315 (232.3)
5 (3.7)
9.3 (6.9)
16 (11.8)
22 (16.2)
25 (18.4)
28 (20.7)
38 (28)
63 (46.5)
82 (60.5)
101 (74.5)
132 (97.4)
164 (121)
198 (146)
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