CUNO Industrial Filter Replacement

CUNO Industrial Filter Replacement Guide

Identify compatible replacement cartridges for legacy CUNO filtration systems by OEM part number, cartridge dimensions, micron rating and seal configuration.

Find Your CUNO Replacement Send OEM Part Number
CUNO industrial filter replacement cartridge

Understanding Legacy CUNO Filtration

Many industrial filtration systems still use legacy CUNO model names and part numbers. CUNO filtration products became part of 3M Purification, and many engineers and purchasing teams continue searching for replacement cartridges using CUNO terminology.

MemKway helps customers identify compatible replacement options for selected CUNO and 3M industrial filtration applications by reviewing existing OEM information and cartridge specifications.

Legacy CUNO Models

Identify older CUNO part numbers and find suitable replacement solutions.

3M Filtration Connection

Support replacement requirements related to CUNO and 3M industrial filtration systems.

Technical Matching Support

Match replacement cartridges by size, micron rating and seal material.

How To Identify Your CUNO Replacement Filter

1

Check OEM Part Number

Find the model number printed on your existing cartridge or label.

2

Confirm Cartridge Size

Verify cartridge length, diameter and connection type.

3

Verify Micron Rating

Confirm filtration requirement for your application.

4

Check Seal Material

Confirm EPDM, Buna-N, Viton or other seal options.

CUNO Filter Family Overview

CUNO / 3M High Flow Series

High flow replacement cartridges including HF40 and HF60 configurations.

View 3M CUNO High Flow Filters →

3M 740B Series

Large diameter pleated cartridges for industrial filtration applications.

View 740B Replacement Filters →

Legacy CUNO Filter Models

Send your old CUNO part number for replacement identification.

Request Matching Support →

Need Detailed CUNO / 3M Model Cross Reference?

For complete model-by-model replacement information including HF Series and 740B Series, visit our 3M CUNO High Flow Replacement page.

View 3M CUNO Cross Reference

Typical Applications

RO Pretreatment
Industrial Water Treatment
Process Filtration
Power Generation
Oil & Gas

Why Choose MemKway Replacement Solutions?

OEM Cross Reference Support

Identify compatible replacement models faster.

Compatible Manufacturing

Reliable replacement cartridges for industrial applications.

Private Label Options

Flexible branding solutions for distributors.

FAQ

What is a CUNO replacement filter cartridge?

A compatible replacement cartridge designed for selected CUNO industrial filtration systems.

Are CUNO and 3M filters related?

CUNO filtration products became part of 3M Purification, and many legacy references are still searched using the CUNO name.

How can I find the correct CUNO replacement?

Send your OEM part number, cartridge photo or specifications for matching support.

Does MemKway manufacture original CUNO filters?

No. MemKway manufactures compatible replacement filter cartridges.

Need Help Identifying Your CUNO Replacement Filter?

Send your existing CUNO or 3M part number and receive a compatible replacement recommendation.

Send OEM Part Number