- Yanmar/Kanzaki 4" (4-hole)
- Standard 4" (4-hole)
- Standard 5" (4-hole)
- 5.75" (6-hole)
- 25
- 30
- 35
- 40
- 45
- 50
- Description
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OMM C45 Steel Marine Propeller Shaft Clamp Hubs Ø25–50 mm with 4- and 6-Hole Flanges
OMM Marine Propeller Shaft Clamp Hubs are designed for connecting propeller shafts to compatible marine gearbox flange assemblies. Manufactured from C45 steel, these clamp hubs are available in multiple shaft diameter and flange configurations.
The range includes 11 models for shaft diameters from 25 to 50 mm, with Standard, Yanmar/Kanzaki and 5.75-inch flange options.
Product Features
- Product Type: Marine Propeller Shaft Clamp Hub.
- Material: C45 Steel.
- Connection Type: Clamp Hub with Flange.
- Shaft Diameter Range: 25–50 mm.
- Flange Configurations: Standard 4", Standard 5", Yanmar/Kanzaki 4" and 5.75".
- Mounting Holes: 4 or 6, Depending on Model.
- Available Variants: 11.
Available Models and Dimensions
Article Shaft Ø Flange Configuration Mounting Holes OMM1125100 25 mm Yanmar/Kanzaki 4" 4 OMM1125102 25 mm Standard 4" 4 OMM1130100 30 mm Yanmar/Kanzaki 4" 4 OMM1130102 30 mm Standard 4" 4 OMM1130127 30 mm Standard 5" 4 OMM1135102 35 mm Standard 4" 4 OMM1135127 35 mm Standard 5" 4 OMM1140127 40 mm Standard 5" 4 OMM1145127 45 mm Standard 5" 4 OMM1145146 45 mm 5.75" 6 OMM1150146 50 mm 5.75" 6
C45 Steel Construction
The OMM clamp hubs are manufactured from C45 steel and feature a cylindrical shaft connection with a mounting flange.
The different configurations allow selection according to the propeller shaft diameter, flange size and mounting hole arrangement.
Flange Configurations
- Yanmar/Kanzaki 4": Four-hole flange for 25 and 30 mm shafts.
- Standard 4": Four-hole flange for 25, 30 and 35 mm shafts.
- Standard 5": Four-hole flange for 30, 35, 40 and 45 mm shafts.
- 5.75": Six-hole flange for 45 and 50 mm shafts.
Technical Specifications
Manufacturer OMM Product Type Marine Propeller Shaft Clamp Hub Material C45 Steel Shaft Diameter Range 25–50 mm Flange Sizes 4", 5", 5.75" Flange Types Standard, Yanmar/Kanzaki Mounting Hole Configurations 4-Hole, 6-Hole Available Models 11
Selection Guide
Select the correct OMM clamp hub according to the propeller shaft diameter and the mating gearbox flange configuration.
When selecting a model, consider the flange size, the Standard or Yanmar/Kanzaki connection type, and the number of mounting holes.
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