SECTION 8
SPARE PARTS LIST, EXPENDABLES
8.1
Recommended Spare Parts List
MSI recommends that at a minimum the following spare parts be available during pump operation. See
Section 9
for size specific part numbers. Contact MSI for availability of expendables packages for all
plunger sizes.
8.2
Fluid End Parts
Item
Triplex Quantity
Quintuplex Quantity
Fluid End Plunger
1
2
Lantern Ring
3
5
Packing Nut
1
2
Packing Set
3
5
O-Ring, Stuffing Box – Fluid End Side
3
5
Back-Up, Stuffing Box – Fluid End Side
3
5
O-Ring, Stuffing Box – Nut Side
3
5
Back-Up, Stuffing Box – Nut Side
3
5
O-Ring, Packing Nut
6
10
Seal, Discharge Cover
3
5
Seal, Suction Cover
3
5
Stuffing Box Adapter
3
5
Valve or Valve Insert
3
5
Valve Spring
3
5
Valve Stop
3
5
8.3
Power End Parts
Item
Triplex Quantity
Quintuplex Quantity
Power End Plunger Seal
3
5
O-Ring, Suction Manifold
3
5
Gasket, Power End Plunger Seal Housing
3
5
Revision K 03/12/2019
MSI - A Division of Dixie Iron Works, Ltd. All rights reserved.
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