SKU: HRCE280 AROFLEX H Type Taper Bore Hubs

Half Coupling H Type Taper Bore (HRCE280)

£225.17

ex. VAT · £270.20 inc. VAT
JS9 Tight Fit Anti-Roll H7 Precision Transition Fit ISO 9001 Quality Assured
In Stock — Dispatches within 24 hours. Bulk orders (10+) available — call for lead time.
Technical Specifications
Bush Size
3335
F/H Hub Bore Max (mm)
90
F/H Hub Bore Min (mm)
35
Hub Length C (mm)
74
Hub Bore Depth D (mm)
90.5
Overall Diameter OA (mm)
275
Max Speed (RPM)
2300
Torque Rating Normal (Nm)
3150
Torque Rating Maximum (Nm)
7200
Weight (kg)
50
Weight
50kg
Dimensions (L × W × H)
27.5 × 27.5 × 27.5 cm
Overall envelope
Standards & Fit
JS9
JS9 Keyway Tight fit anti-roll standard
H7
Precision Transition Fit Precision bore fit
ISO
ISO 9001:2015 Quality Assured
ParameterValueNotes
SKU HRCE280 Aroflex part number
Bush Size 3335
F/H Hub Bore Max (mm) 90
F/H Hub Bore Min (mm) 35
Hub Length C (mm) 74
Hub Bore Depth D (mm) 90.5
Overall Diameter OA (mm) 275
Max Speed (RPM) 2300
Torque Rating Normal (Nm) 3150
Torque Rating Maximum (Nm) 7200
Weight (kg) 50
Weight 50 kg
Dimensions 27.5 × 27.5 × 27.5 cm Overall envelope
Bore Tolerance H7 Precision transition fit
Material Steel / Friction disc Standard construction
Certification ISO 9001:2015 Quality assured

Half Coupling H Type Taper Bore (HRCE280)

H Type Taper Bore Half Coupling — Elastomeric Shaft Coupling Series

The HRCE280 is an H Type taper bore half coupling hub manufactured from Cast Iron EN-GJL-250 UNI EN 1561. Designed as part of the elastomeric shaft coupling taper bore series, it provides a secure and precise connection for RFC280 semi-elastic flexible coupling assemblies. The taper bore design (tapering from the outside) ensures a firm, concentric fit onto the shaft via a Taper Lock bush.

Key Benefits & Features

  • Premium Material: Cast Iron EN-GJL-250 UNI EN 1561 for durability and long service life.
  • H Type Taper Bore: Taper bore tapering from the outside for precise shaft engagement.
  • Taper Lock Bush Fixing: Fast assembly and removal without specialist tooling.
  • In-House Machining Available: We can bore and key this hub to your shaft specification before dispatch.

Key Specifications

  • Bush Size: 3335
  • F/H Hub Bore Max: 90 mm
  • F/H Hub Bore Min: 35 mm
  • Hub Length C: 74.0 mm
  • Hub Bore Depth D: 90.5 mm
  • Overall Diameter OA: 275 mm
  • Max Speed: 2300 RPM
  • Normal Torque Rating: 3150 Nm
  • Maximum Torque Rating: 7200 Nm
  • Weight: 50.00 kg

Compatible With

  • RFC280 Complete Coupling
  • HRCE280 F Type and B Type Hubs
HRCE H Type Taper Bore Hub Dimensions

*J = Clearance required for the allen key for tightening and loosening the bush onto the shaft.

For custom bore and keyway machining to your shaft size, see our in-house engineering service.

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