Installation, Operation, & Maintenance Instructions
IOM JS500.03
2016.04
Vertical Float Switches
Bolting Torques
Information in this section is to the best of our knowledge correct. Since conditions of use are beyond our switch, users must
satisfy themselves that bolt torques are suitable for their flange/process/conditions/gasket material of the application(s).
Bolt Torque
Values,
(Ft.
‐
Lbs.
/
Nm)
(For
ASME
B16.5
Raised
Face
Flanges
with
lubricated
A193
Gr.B7
Bolting)
150#
300#
600#
900#
1500#
Compressed
Sheet
Graphoil
Spiral
Wound
Compressed
Sheet
Graphoil
Spiral
Wound
Spiral
Wound
Spiral
Wound
Spiral
Wound
Nominal
Flange
Size,
N
PS
(DN)
0.50
(15)
28
/
38
20
/
27
47
/
64
28
/
38
20
/
27
47
/
64
47
/
64
100
/
136
100
/
136
0.75
(20)
40
/
54
27
/
37
60
/
81
51
/
69
34
/
46
84
/
114
84
/
114
100
/
136
100
/
136
1.00
(25)
53
/
72
35
/
47
60
/
81
67
/
91
45
/
61
115
/
156
115
/
156
160
/
217
160
/
217
1.50
(40)
60
/
81
60
/
81
60
/
81
151
/
205
101
/
137
197
/
267
197
/
267
266
/
361
353
/
479
2.00
(50)
120
/
163
120
/
163
120
/
163
108
/
146
72
/
98
113
/
153
113
/
153
160
/
217
227
/
308
3.00
(80)
120
/
163
120
/
163
120
/
163
200
/
271
138
/
187
200
/
271
200
/
271
319
/
433
451
/
611
4.00
(100)
120
/
163
120
/
163
120
/
163
200
/
271
196
/
266
200
/
271
320
/
434
572
/
776
694
/
941
5.00
(125)
200
/
271
200
/
271
200
/
271
200
/
271
200
/
271
200
/
271
490
/
664
804
/
1090
970
/
1315
6.00
(150)
200
/
271
200
/
271
200
/
271
200
/
271
200
/
271
200
/
271
490
/
664
664
/
900
867
/
1175
8.00
(200)
200
/
271
200
/
271
200
/
271
320
/
434
320
/
434
320
/
434
710
/
963
1000
/
1356
1297
/
1758
Correct 4 and 8 Bolt Pattern Tightening Sequence
:
www.Jerguson.com
●
JergusonApp@clark
‐
reliance.com
●
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