REPLACEMENT REFERENCE
Durco Mark III Replacement Parts
A replacement-parts hub for Durco Mark III wet-end, power-end, sealing, gasket, oil-seal, and wear components.
Confirm Model, Group, and Position Reference
Durco Mark III parts should be identified against the exact pump model, group, frame, wet-end material, impeller, seal chamber, and bearing arrangement. Position codes are useful references, but final compatibility should be checked with the installed unit and available drawings.
Durco Mark III Parts Scope
| Part group | Common examples | Identification inputs | Verification focus |
|---|---|---|---|
| Wet end | Casing, impeller, cover, wear parts | Pump size, group, impeller diameter | Nozzle, fits, clearances, material |
| Shaft line | Shaft, sleeve, keys, fasteners | Frame, diameter, thread and key details | Critical dimensions and mating components |
| Seal area | Seal chamber, gaskets, O-rings | Seal arrangement and elastomer requirement | Interfaces, fluid compatibility, leakage control |
| Power end | Bearing frame, bearings, carrier components | Frame and lubrication arrangement | Bearing, fit, oil path, end play |
| Oil sealing | Inboard and outboard oil seals | Seal reference and shaft diameter | Orientation, dimensions, housing interface |
| Hardware and soft goods | Gaskets, rings, bolts, plugs | Position code and material | Dimensions, elastomer or gasket grade |
Information Needed for Coverage Review
- Pump model, size, group, frame, and serial information
- Position code, part number, or component description
- Material grade and service liquid
- Photos, drawings, sample condition, or dimensions
- Quantity and maintenance schedule
- Inspection, traceability, and documentation requirements
Related Technical Paths
Send the Model, Drawing, or Parts List
Compatibility and material suitability are reviewed against the information available for the installed equipment and service.