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Liquiflo Installation, Operation & Maintenance Manual
Appendix 1: Fastener Torque Specifications
Maximum Torque Specifications for 18-8 Stainless Steel Bolts
Function
Housing
Assembly
Containment Can
Assembly
Cartridge-Pedestal
Assembly
Motor
Frames
NEMA 56C,
Motor-to-Pedestal
143/145TC
Adapter-to-Motor
NEMA
182/184TC
Adapter-to-Pedestal
IEC 71
Motor-to-Pedestal
(B5 Flange)
IEC 80/90
Motor-to-Pedestal
(B5 Flange)
Adapter-to-Pedestal
IEC 100/112
(B5 Flange)
Motor-to-Adapter
BOLTS for PUMP-PEDESTAL ASSEMBLY:
Pump Models
P1 - P4
5/16-18 UNC x 2-1/2
P5 - P7
5/16-18 UNC x 3-1/4
P8 – P9
5/16-18 UNC x 4-1/2
P1 – P9
5/16-24 UNF x 5/8
P1 - P4
3/8-16 UNC x 1-1/2
P5 – P9
3/8-16 UNC x 1-5/8
BOLTS for MOTOR-PEDESTAL ASSEMBLY:
Pump
Function
Models
P1 – P9
P5 – P9
P1 - P4
P5 – P9
P1 – P9
P5 – P9
Poly-Guard
Models P1 thru P9, Close-Coupled
Bolt
Bolt Size
Type
SHCS
SHCS
SHCS
SHCS
SHCS
Bolt Size
3/8-16 UNC x 1
SHCS
1/2-13 UNC x 1
SHCS
3/8-16 UNC x 1
SHCS
3/8-16 UNC x 1-1/2
SHCS
3/8-16 UNC x 1-5/8
M10 x 40 mm
SHCS
3/8-16 UNC x 1
SHCS
1/2-13 UNC x 2
SHCS
SHCS = Socket Head Cap Screw
FH-SHCS = Flat Head, Socket Head Cap Screw
25
®
Series MAG-DRIVE Gear Pumps
Max Torque
Qty.
Specifications
(per
Pump)
(in-lb)
4
8
132
8
6
142
4
236
Max Torque
Qty.
Bolt
Specifications
(per
Type
Pump)
(in-lb)
4
236
4
517
4
236
4
236
4
327
4
236
FH-
4
517
(N-m)
14.9
16.1
26.7
(N-m)
26.7
58.4
26.7
26.7
37.0
26.7
58.4
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