Inboard Shafts

Inboard Shafts

General Propeller Company is one of the leading boat shaft manufacturers in the US. We are an OEM supplier to numerous boat builders, including Sea Ray, Regal, Hunter, Correct Craft - Nautique, Bertram, Wellcraft, Catalina, Sea Force IX, ………...

As a major boat shafting distributor, we will have the material you need in stock from ¾” to 4” diameter.  All machining is performed “in house” on C-N-C turning centers to exacting tolerances and every shaft is inspected for straightness, diameter and out-of-round tolerances per ABYC standards. Shafts provided with couplings are fully assembled and checked for coupling fit and run-out.

 Inboard Shaft Quote Form  - Please fill out for current pricing

Fast Delivery!

Most shafts ready to ship in 24 - 48 hours

  

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Precision Inboard Boat Shaft - CNC machined  AQ17, AQ19, AQ22 and Duplex 2205 Made to order please submit form to receive a quote Inboard Shaft Quote Form  ..
$0.00
Bolt Size: 3/8" - 24 x 1-1/2" | Package Quantity: 4..
$5.40 $3.78
Shaft Size: 0.75" | Full & Jam Nut Thread Size: 1/2" - 13 | Keystock 3/16" | Cotter Pin: 1/8" ..
$17.57 $12.30
4" Borg Warner, PRM, Hurth  Split 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...
$215.00 $172.00
4" Yanmar Split 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...
$215.00 $172.00
4" Volvo Split 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...
$215.00 $172.00
Reverse Taper Coupling - Flange 5" | Bore 1.25" | M-Pilot Dia 2.50" | 4 Bolt - .4375" Dia | Bolt Cir 4.25" | Overall 2.75"..
$106.13 $74.29
Solid Hub Coupling - Flange 3.410" | Bore 0.75" | F-Pilot Dia 1.876" | 3 Bolt - .375" Dia | Bolt Cir 2.75" | Overall 2.437"..
$100.10 $70.07
Split Hub Coupling - Flange 4" | Bore 1.00" | M-Pilot Dia 2" | 4 Bolt - .375" Dia | Bolt Cir 3.25" | Overall 3.4375"..
$124.00 $86.80
Taper Coupling - Flange 4.75" | Bore 1.375" | F-Pilot Dia 2.50" | 6 Bolt - .4375" Dia | Bolt Cir 3.875" | Overall 4.1875"..
$0.00
Shaft Size: 0.875" | Full & Jam Nut Thread Size: 5/8" - 11 | Keystock 3/16" | Cotter Pin: 1/8" ..
$17.56 $12.29