- Size and fit: 7 inches long, 3-5/8 inches in diameter, center bore 1-3/4 inch ID. Designed to fit housings that require this cartridge size. - Compatibility and verification: OEM numbers are provided for reference only. Please verify fit prior to ordering to ensure proper replacement. - Quality and performance: This aftermarket part is engineered to meet or exceed OEM specifications, delivering reliable filtration performance in compatible systems. - Important notes: Some listings use stock images for reference and may differ from the actual product. - Use scenarios: - Replace a worn or clogged filter in a home water filtration system that accepts a 7 x 3-5/8 inch cartridge with a 1-3/4 inch bore. - Service small commercial filtration units (offices, cafés, light industrial) using the same cartridge size. - Maintain readiness by keeping a compatible replacement on hand for OEM parts identified by part numbers, after confirming fit.