
MSD
TM
Series
© Copyright 2018 Fluid Equipment Development Company | www.fedco-usa.com
-
59
-
Specifications Continued
Fastener Torque Specifications
Item
Metric
Standard
Precision leveling foot top nuts
149 N-m
110 Lb-ft
Precision leveling foot mounting bolts
149 N-m
110 Lb-ft
Motor adapter bolts and nuts
131 N-m
96 Lb-ft
Inlet housing bolts
80 N-m
59 Lb-ft
Inlet housing bolts (high pressure seal carrier)
80 N-m
59 Lb-ft
Diffuser housing bolts MSD-160-MSD-200
80 N-m
59 Lb-ft
Diffuser housing bolts MSD-350-MSD-400
134 N-m
97 Lb-ft
Diffuser housing bolts MSD-270
134 N-m
97 Lb-ft
Pump shaft nut
123N-m
90 Lb-ft
Pump shaft nut set screw
9.5 N-m
7 Lb-ft
Impeller set screw MSD-160-MSD-200
9.5 N-m
7 Lb-ft
Impeller set screw MSD-350-MSD-400
16 N-m
12 Lb-ft
Mechanical seal cartridge screws
9.5 N-m
7 Lb-ft
Vertical assembly stand brace bolts
134 N-m
97 Lb-ft
Vertical assembly stand top plate bolts
131 N-m
96 Lb-ft
Split collar countersunk cap screws MSD-270
9.5 N-m
7 Lb-ft
Coupling set screws (M6/ M10)
9 N-m/ 41 N-m
7 Lb-ft/ 30 Lb-ft
Pump Alignment Specifications
Motor adapter gap tolerance for non-uniform gaps
Good ≤
0.381 mm
0.015”
Balance Disc Specifications
Pump Model
Original Thickness
When New
Wear Limit
- 0.508 mm (0.020")
MSD-160 through MSD-200
15.8 mm (0.625")
15.4 mm (0.605")
MSD-350 through MSD-400
19.5mm (0.750”)
18.5 mm (0.730”)
MSD-270
19.5mm (0.750”)
18.5 mm (0.730”)
Lubricants and Compounds
Lubricant
ASTM D1257
Standard Glycerine or
fresh water with soap
Anti-seize compound
Compliant with specific
system