Description
Mercury Black Max Aluminum Propeller 11.625" x 10.5" RH, Flo-Torq Reflex Hub (827312A45)
Dial in confident holeshot and smooth midrange with the Mercury Black Max aluminum propeller. Cast from Mercalloy for engineered strength and ductility, and finished in corrosion-resistant Phantom Black enamel, this 11.625" × 10.5" right-hand propeller includes a Flo-Torq Reflex hub kit to help absorb vibration and shield the drivetrain from most minor impact loads.
Applications
- Mercury & Mariner 25–30 hp FourStroke BigFoot/Command Thrust
- 30 hp TwoStroke outboards
- 30 hp FourStroke (2005 and earlier)
- 40–60 hp FourStroke outboards
- Confirm diameter/pitch, rotation, gearcase, and hub system in your owner’s/service manual
Shipping & Returns
Fast shipping from Wisconsin with reliable carriers. Need help confirming fit by engine model/serial and gearcase? We’re happy to assist. Returns are easy—see our Return Policy.
Key Facts
- Brand: Mercury Propeller
- Series: Black Max
- Part #: 827312A45
- Material: Mercalloy aluminum (strength with ductility for minor impacts)
- Finish: Phantom Black glossy enamel
- Blades: 3
- Diameter × Pitch: 11.625" × 10.5"
- Rotation: Right-Hand
- Hub System: Flo-Torq Reflex hub kit included (vibration & impact damping)
- Fits: 25–30 hp FourStroke BF/CT; 30 hp TwoStroke; ≤2005 30 hp FourStroke; 40–60 hp FourStroke
- UPC: 745061018983
- Country of Origin: US
- Category: Propellers > Black Max
- Prop 65: Cancer
What’s Included
- 1 × Mercury Black Max 3-Blade Aluminum Propeller, 11.625" × 10.5" RH (827312A45)
- 1 × Flo-Torq Reflex Hub Kit 835257K12
Service Notes
- Verify hub kit, thrust washer, and hardware for your engine/drive; follow the service manual for torque specifications
- Hand-align on the shaft, torque to spec, and confirm smooth rotation and blade clearance before launch
- Inspect blades and hub periodically; repair nicks promptly to reduce vibration
- Rinse after salt/brackish use; include propeller checks in routine maintenance