Japanese Marine Grade Fully Sealed Bearing 6304-2RS Replaces Volvo 181800, Catterpiller & Cummins
Japanese Marine Grade Fully Sealed Bearing 6304-2RS Replaces Volvo 181800, Catterpiller & Cummins. A Gaskets & Seals solution from Marine Energy Systems, it replaces bearing part number 181800 with one X1 replacement. Suitable for Volvo Penta D3 A-C Seawater Pump (21141637). Compatible with Cummins engines: 6CTA8.3M, 6CTA8.3M2. Seawater pumps 3897194 and 3964767 are cited; for some configurations two bearings may be required (e.g., twin pump setups). This is a rugged, marine-grade 6304-2RS sealed bearing designed to fit the pump interfaces and maintain reliability in saltwater service.
Free delivery Australia-wide on orders over $350. We deliver to every marina, port, coastal town in Australia, including Whitsundays, Scarborough Marina, and Lake Macquarie. This product sits in our marine parts, boat parts catalog under gaskets & seals, and supports maintenance and OEM replacement for Volvo Penta D3 and Cummins-based seawater pumps. Perfect for Australian boat owners who demand quality seals in tough saltwater environments.
Details
Full specifications, features and technical details for this product are listed in the description above. Need help checking compatibility with your vessel, caravan or 4x4? Contact our Gold Coast team on 0416 180 996 or sales@bigburjos.com and we'll confirm fitment before you order.
Shipping & Returns
Shipping (Australia-wide): Orders over $350 AUD ship free. Orders under $350 have a $15 AUD flat-rate delivery fee. Standard delivery takes 3–11 business days depending on your location; express options (1–3 business days) are available at checkout. Orders are dispatched within 1–2 business days.
Returns: We offer a 30-day return policy. Items must be unused and in original packaging. Contact us at sales@bigburjos.com or 0416 180 996 to start a return. See our full Shipping Policy and Refund Policy for details, including your rights under Australian Consumer Law.