Description
Mercury Drain Screw/Washer Set 79953K04 - Complete Gearcase Maintenance Solution
Ensure reliable gearcase maintenance with this genuine Mercury drain screw and washer set. Engineered specifically for Mercury Mercruiser applications, this OEM kit provides everything needed for secure, leak-free gear oil changes and lower unit service.
Complete Maintenance Kit Benefits
- Complete Set: Includes both drain screw and sealing washer
- Leak-Free Operation: Prevents costly gear oil leaks
- OEM Quality: Genuine Mercury engineering and materials
- Easy Installation: Direct replacement for worn components
- Cost-Effective: Prevents expensive gearcase damage
Premium Construction
- Marine Grade Materials: Corrosion-resistant construction
- Precision Threading: Perfect fit and seal every time
- Quality Washer: Reliable sealing under pressure
- Tested Durability: Proven performance in marine environments
Technical Specifications
- Part Number: 79953K04
- Weight: 0.5 pounds
- Application: Gearcase drain and fill operations
- Kit Contents: Drain screw and sealing washer
- UPC: 745061741713
- Vendor: Mercury Marine
Compatibility & Applications
- Mercury Mercruiser: Various sterndrive models
- Gearcase Service: Routine maintenance operations
- Professional Service: Marine technician installations
- DIY Maintenance: Owner-performed service intervals
Installation & Maintenance
- Service Schedule: Replace during gear oil changes
- Proper Installation: Clean threads before installation
- Torque Specifications: Follow manufacturer guidelines
- Quality Check: Inspect for leaks after installation
Why Choose Genuine Mercury Parts?
Genuine Mercury drain screws and washers are engineered to exact specifications and tested under real marine conditions. Using OEM parts ensures proper fit, reliable sealing, and maintains your engine warranty coverage while preventing costly repairs.
Genuine Mercury Marine | OEM Quality | Professional Grade
Complete kit includes drain screw and sealing washer for reliable maintenance