DOSEPARTS

BRANDS · LMI COMPATIBLE

LMI-Compatible Pump Parts & Rebuild Kits

Compatible diaphragms, valve cartridges, liquid ends and PMK kits for LMI metering pumps (A, B, C, D and P series). Dimensionally identical replacements at a fraction of OEM cost.

Key Specifications

Series coveredLMI A/B/C/D/P series liquid ends
PartsDiaphragms, valves, liquid ends, PMK kits, seals
CompatibilityLMI pumps (Milton Roy brand)
MOQ1 piece

Why Buy from DOSEPARTS

  • Direct replacement parts — dimensionally identical to OEM
  • Factory-direct pricing with sample orders welcome
  • Ships worldwide, express dispatch available
  • Free parts-matching support — send us your pump model

LMI Diaphragm Size Code & SP Kit Guide

Looking for a specific LMI diaphragm? Our LMI Liquifram guide maps every A, AA, B, C and P series to its size code and SP spare parts kit number.

Frequently Asked Questions

How do I find my LMI part number?

Check the nameplate on the liquid end — it lists the model (e.g. LMI A751-117). Send us the model and we will match the correct part.

Are these genuine LMI parts?

We supply high-grade compatible parts tested to OEM specifications, plus genuine OEM where requested.

Need the Right Pump Part Fast?

Factory-direct pricing on compatible diaphragms, valve cartridges, PMK kits and liquid ends for LMI, ProMinent, SEKO, Milton Roy and Pulsafeeder pumps. Send your pump model and get a quote within 24 hours.