Description
Mercury Black Max Aluminum Prop 7.375" x 7" RH, Flo-Torq I (815084A02)
Built for small outboards, the Black Max combines Mercury’s Mercalloy aluminum with a glossy Phantom Black enamel finish for dependable performance and corrosion resistance. Sized at 7.375" × 7" with right-hand rotation and equipped with a Flo-Torq I rubber hub, it’s a durable upgrade or replacement for portable Mercury/Mariner engines.
Applications
- For Mercury & Mariner 2.5–3.5 HP TwoStroke and FourStroke outboards
- Equipped with a Flo-Torq I rubber hub (shear-pin drive)
- Confirm diameter/pitch, rotation, and required hardware in your owner’s/service manual
Shipping & Returns
Fast shipping from Wisconsin with reliable carriers. Need help confirming fit by model/serial? We’re happy to assist. Returns are easy—see our Return Policy.
Key Facts
- Brand: Mercury Propeller
- Series: Black Max
- Part #: 815084A02
- Material: Mercalloy aluminum (engineered strength with ductility for minor impacts)
- Finish: Phantom Black glossy enamel (corrosion-resistant)
- Blades: 3
- Diameter × Pitch: 7.375" × 7"
- Rotation: Right-Hand
- Hub System: Flo-Torq I (rubber)
- Required Pins: Shear pin 17-815111; cotter pin 18-95295
- UPC: 745061007208
- Country of Origin: JP
- Category: Propellers > Black Max
- Prop 65: Cancer
What’s Included
- 1 × Mercury Black Max 3-Blade Aluminum Propeller, 7.375" × 7" RH (815084A02) with Flo-Torq I rubber hub
Service Notes
- Use the specified shear pin (17-815111) and cotter pin (18-95295); replace pins if worn or bent
- Install with correct thrust washer and hardware; hand-align, then torque per the service manual
- Spin the prop by hand to verify clearance and smooth rotation before launching
- Inspect blades and hub regularly; repair nicks promptly to prevent vibration
- Rinse after salt/brackish runs; check anodes as part of routine maintenance