SKU: NPX-160-4 NPX Pilot Bored Hubs Part 4 (Type B)

NPX 160 Part 4 Pilot Bore Hub (Type B)

£63.12

ex. VAT · £75.74 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
Power at 100 rev/min kW
5.86
Rated Torque Nm
560
Max Torque Nm
1680
Max Speed rev/min
4250
Max Bore d2 (mm)
65
D1 (mm)
18
L2 (mm)
60
C (mm)
30
E (mm)
2-4
Weight Part 4 (kg)
5.95
Weight
5.95kg
Dimensions (L × W × H)
16.1 × 16.1 × 6 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 NPX-160-4 Aroflex part number
Power at 100 rev/min kW 5.86
Rated Torque Nm 560
Max Torque Nm 1680
Max Speed rev/min 4250
Max Bore d2 (mm) 65
D1 (mm) 18
L2 (mm) 60
C (mm) 30
E (mm) 2-4
Weight Part 4 (kg) 5.95
Weight 5.95 kg
Dimensions 16.1 × 16.1 × 6 cm Overall envelope
Bore Tolerance H7 Precision transition fit
Material Steel / Friction disc Standard construction
Certification ISO 9001:2015 Quality assured

NPX 160 Part 4 Pilot Bore Hub (Type B)

The NPX 160 Part 4 Pilot Bore Hub is an essential mating component within the Type B flexible coupling family, engineered to provide precise shaft engagement and high torsional stability. This Part 4 component is delivered as a pilot bore hub, offering engineers and maintenance professionals the ultimate flexibility to custom-bore and key the unit to match exact application requirements. Manufactured from high-grade materials, it works seamlessly with the flexible element to absorb misalignments and protect your drivetrain machinery.

Key Features

  • Pilot Bore Flexibility: Supplied unbored to allow for precision custom machining, finish boring, and custom keyway installation.
  • Robust Type B Compatibility: Engineered to pair perfectly with Part 1 hubs and elastomeric elements for rugged power transmission demands.
  • Shock & Vibration Control: Interlocking jaw geometry dampens sudden torque spikes and reduces mechanical stress.
  • Durable Construction: High-tensile material properties ensure excellent wear resistance and long operational lifespans under heavy load conditions.

Technical Specifications & Dimensions

NPX Specification Table
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