FITS SPECIFIC MODELS ONLY Designed for Marineland Magnum 250 & 350 canister filters. Not compatible with Magnum 300. Verify model before ordering. EXACT SIZE FOR PROPER SEAL 5/8" ID x 1" OD x 1/8" thick ensures correct fit on intake tube for leak prevention and proper filter performance. REPLACE DURING MAINTENANCE Worn or flattened gaskets can cause leaks or reduced efficiency. Recommended replacement during regular filter service. DURABLE SBR RUBBER 60A durometer rubber provides reliable sealing, compression resistance, and long-term use in freshwater or saltwater systems. AFTERMARKET REPLACEMENT PART Manufactured for compatibility. Not affiliated with or endorsed by Marineland. Always verify dimensions before ordering. Aquarium intake tube gaskets designed to fit Marineland Magnum 250 & 350 canister filters. These rubber washers provide a secure seal at the intake tube connection to help prevent leaks and maintain proper filter performance. Each gasket measures 5/8" ID x 1" OD x 1/8" thickness (15.9mm x 25.4mm x 3.2mm) and is made from durable SBR rubber with approximately 60A durometer for long-lasting use in aquarium environments. Gaskets should be inspected and replaced during regular maintenance, as worn or flattened seals can reduce efficiency or cause leakage. Specifications: Inside Diameter: 5/8" (15.9mm) Outside Diameter: 1" (25.4mm) Thickness: 1/8" (3.2mm) Material: SBR Rubber Durometer: ~60A Quantity: 6 washers per pack Compatibility Notice: Fits Marineland Magnum 250 & 350 canister filters. Not universal. Always verify size and application before ordering. Disclaimer: This is an aftermarket replacement part. Not affiliated with or endorsed by Marineland.
