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 This solid half coupling is machined from solid steel and mates with the gearbox output coupling to connect a boat propeller shaft to the gearbox, usually via a flexible coupling. This solid shaft half coupling is pilot bored and needs to be machined to suit the boat propeller shaft diameter.Ty...

4" Borg Warner, PRM, HurthSplit Hub Coupling - Flange(a) - 4", Bolt Circle(b) - 3.25", # of Holes(c) - 4, Bolt Size(d) - 3/8", Pilot Dia(e) - 2.50" Male, Length(f) - 3.19", Hub Dia.(g) - 3.38"Max Bore 1.50" or 40 mm

4" YanmarSplit Hub Coupling - Flange(a) - 4", Bolt Circle(b) - 3.07", # of Holes(c) - 4, Bolt Size(d) - 10mm, Pilot Dia(e) - 1.97" Male, Length(f) - 3.19", Hub Dia.(g) - 3.38"Max Bore 1.50" or 40 mm

4" VolvoSplit Hub Coupling - Flange(a) - 4", Bolt Circle(b) - 3.15", # of Holes(c) - 4, Bolt Size(d) - 10mm, Pilot Dia(e) - 2.36" Female, Length(f) - 3.28", Hub Dia.(g) - 3.38"Max Bore 1.50" or 40 mm

4" BukhSplit Hub Coupling - Flange(a) - 3.54", Bolt Circle(b) - 2.93", # of Holes(c) - 4, Bolt Size(d) - 8.1mm, Pilot Dia(e) - 1.85" Female, Length(f) - 3.28", Hub Dia.(g) - 3.38"Max Bore 1.50" or 40mmClamp Bolt Size 5/16" UNF

5" Borg Warner, PRM, Hurth, VolvoSplit Hub Coupling - Flange(a) - 5", Bolt Circle(b) - 4.25", # of Holes(c) - 4, Bolt Size(d) - 7/16", Pilot Dia(e) - 2.50" Male, Length(f) - 3.75", Hub Dia.(g) - 4.06"Max Bore 2.00" or 50 mm

5.75" Flange PRMSplit Hub Coupling - Flange(a) - 5.75", Bolt Circle(b) - 4.75", # of Holes(c) - 6, Bolt Size(d) - 1/2", Pilot Dia(e) - 3.00" Male, Length(f) - 5.50", Hub Dia.(g) - 5.38"Max Bore 2.50" or 60 mm

This solid half coupling is machined from solid steel and mates with the gearbox output coupling to connect a boat propeller shaft to the gearbox, usually via a flexible coupling. This solid half coupling is pilot bored and needs to be machined to suit the boat propeller shaft diameter.Typical appli...

This solid half coupling is machined from solid steel and mates with the gearbox output coupling to connect a boat propeller shaft to the gearbox, usually via a flexible coupling.This solid shaft half coupling is pilot bored and needs to be machined to suit the boat propeller shaft diameter.Typical...