POS or OEM part number
Send the number exactly as shown on the parts list, drawing, tag or previous purchase record.
DURCO MARK III - PART IDENTIFICATION & SUPPLY
Durco Mark III Replacement Parts by Group, Size and Part Number
Have a POS or OEM number, nameplate photo or parts list? Send what you have. We review the pump identity, interfaces, material and requested scope before quotation.
Independent aftermarket manufacturer. Brand and part-number references are used for identification and cross-reference only.
Group I / II / IIIIdentify the installed architecture
OEM & POS ReviewCross-reference before quotation
Material TraceabilityDefine documents with the RFQ
Dimensional InspectionConfirm critical interfaces
START WITH WHAT YOU HAVE
Three details can turn a vague parts request into a reviewable RFQ
You do not need a complete specification to start. One clear reference can establish the next engineering check.
Pump Group, size or nameplate
Group and hydraulic size help separate similar-looking components with different interfaces.
Material and required quantity
Add the requested alloy, service conditions and inspection documents when available.
CHOOSE YOUR ROUTE
Go directly to the information needed for your purchase
Each route has a separate job: identify a part, verify an impeller, review a wet end, or compare pump architectures.
01 / PURCHASING REFERENCE
Find a Part by POS or OEM Number
Use the POS reference, pump Group, size or OEM number to identify casings, impellers, seals, gaskets and power-end parts.
- Group I / II / III context
- Common POS codes
- RFQ-ready part details
02 / FITMENT GUIDE
Verify a Reverse-Vane Impeller
Review configuration, diameter, clearance adjustment, material and pump Group before quotation.
Review impeller fitment03 / PLATFORM COMPARISON
Compare Mark III and Goulds 3196 Configurations
Review the different impeller and adjustment concepts before considering a replacement scope.
Open the engineering comparison04 / AVAILABILITY REVIEW
Request a Replacement Wet-End Review
Review casings, impellers, rear covers, shafts, bearing adapters or a matched wet-end assembly by Group, size, material and quantity.
Review wet-end availabilitySUPPLY SCOPE
Replacement parts we can review
The quotation scope is built around the exact Group, size, component and interfaces - not the model family name alone.
Casings and covers
Review size, nozzle and cover interfaces, alloy and pressure-test requirements.
Reverse-vane impellers
Confirm Group, diameter, vane configuration, adjustment relationship and material.
Shafts and sleeves
Check bearing, seal, keyway, thread, runout and surface-finish interfaces.
Power-end components
Identify frames, bearing housings, carriers, adapters, seals and related hardware.
BEFORE QUOTATION
What a fitment review should confirm
Identity
Pump family, Group, hydraulic size and installed configuration.
Interfaces
Critical dimensions, mating parts, seal and power-end relationships.
Material
Requested alloy, service liquid, concentration, temperature and solids.
Evidence
Drawing review, material records and inspection scope required with supply.
PRODUCT ENTRY
Choose the right buying path
ENGINEERING REVIEW REQUEST
Have a POS number, nameplate photo or parts list?
Send the reference you have. We will review pump identity, material, quantity and documentation before confirming fitment, availability and lead time.
- Part number or POS code
- Pump Group, size or nameplate
- Required material and quantity
- Drawing or parts-list attachment
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