Interactive PDF questionnaires for accurate technical configuration of marine propulsion packages. Download, fill in the relevant sections and return to info@explusultra.com — our engineering team will review with the manufacturer and respond within five working days.
Propeller dimensioning: type (FPP/CPP/Voith), blades, diameter, material, skew, taper, engine duty rating, sea margin, light running margin and accessories (anode, fairing cone, rope cutter, boss cap).
Integrated package: tail shaft and intermediate shaft specifications, stern tube construction and lubrication, fwd/aft seals (IMO MEPC.139(53) compliant), stern tube bearings, intermediate bearings and thrust bearing.
Rudder configuration: architecture (spade, semi-balanced, Becker, Schilling), blade and stock specifications, steering gear with SOLAS II-1/29 redundancy and 28s hard-over time, bearings and seals.