96080-0080 Mechanical Seal Water Pump Shaft Seal for Jabsco Volvo | JLM Marine

Mechanical Seal Water Pump Shaft Seal – Replaces Jabsco 96080-0080 & Volvo 818864

This high-quality mechanical seal is designed as a direct replacement for water pump shaft seals in Jabsco and Volvo marine water pumps. It ensures reliable sealing performance across a wide range of pump models, including the 777, 1673, 2300, 3890, 5330, and multiple series from 10190 to 18940.

Engineered to meet or exceed OEM specifications, this aftermarket seal replaces Jabsco 96080-0080 and Volvo 818864, delivering dependable performance for your marine cooling system.

• Direct fit for Jabsco and Volvo water pump models
• Includes all components shown in product images
• Precision-engineered for long-lasting seal integrity

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your pump model in the table below.

Technical Specifications

Package Contents

Package contains all parts as shown in the product images.

Installation Guide

1. Disconnect power and relieve system pressure before beginning any work on the water pump.
2. Remove the pump cover or housing to access the existing mechanical seal.
3. Carefully extract the old seal from the shaft, taking care not to scratch or damage the shaft surface.
4. Clean the shaft and seal cavity thoroughly, removing any debris, corrosion, or old gasket material.
5. Inspect the shaft for wear, scratches, or pitting; replace if necessary to ensure proper seal function.
6. Lightly lubricate the new seal with clean water or compatible lubricant as recommended by the pump manufacturer.
7. Install the new mechanical seal onto the shaft, ensuring it is seated evenly and fully in the correct orientation.
8. Reassemble the pump housing and cover, making sure all gaskets and O-rings are properly positioned.
9. Torque all fasteners to the manufacturer's specifications in a crisscross pattern to avoid warping.
10. Reconnect power and prime the pump, checking for leaks around the seal area during initial operation.
11. Run the pump under normal operating conditions and monitor for any signs of leakage or unusual noise.
12. If leaks persist, shut down immediately and verify correct installation and shaft condition.

Troubleshooting & FAQ

Q: How do I confirm this seal fits my water pump?
A: Check the pump model number stamped on your unit against the compatibility table above. You can also compare the OEM part numbers—Jabsco 96080-0080 or Volvo 818864—with your original seal to ensure a match.

Q: What are the most common signs that my mechanical seal needs replacement?
A: Visible coolant leaks around the pump shaft, reduced cooling performance, overheating, or unusual noise during pump operation are all indicators that the seal may have failed and should be replaced promptly.

Q: How often should I replace this mechanical seal?
A: Replacement intervals depend on operating conditions, but it's recommended to inspect seals annually and replace them every 2–3 years or whenever leaks, overheating, or pump failure occur.

Q: Can I install this seal myself, or do I need a professional?
A: Basic mechanical skills and tools are sufficient for many users, but professional installation is recommended to ensure correct seating, shaft inspection, and system integrity—especially if you're unfamiliar with marine pump service.

Q: What's the difference between this aftermarket seal and the OEM version?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.