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