Structured Manufacturing Data (2026)

Mounting Hub

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Mounting Hub used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Mounting Hub is characterized by the integration of Hub Body and Mounting Flange. In industrial production environments, manufacturers listed on CNFX commonly emphasize Carbon Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A mechanical component that serves as the central mounting point for a drive shaft assembly, providing secure attachment and alignment.

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Product Specifications

Technical details and manufacturing context for Mounting Hub

Definition
The mounting hub is a critical component within the mounting hub/drive shaft assembly that functions as the primary interface for connecting the drive shaft to other mechanical systems. It provides a rigid, precisely machined mounting surface that ensures proper alignment, torque transmission, and structural integrity while accommodating the rotational forces and loads of the drive shaft.
Working Principle
The mounting hub operates by providing a fixed, concentric mounting surface that attaches to the drive shaft. It typically features bolt holes, keyways, or splines that mate with corresponding components to create a secure mechanical connection. When installed, it transfers rotational motion and torque from the drive shaft to connected equipment while maintaining precise alignment to prevent vibration, wear, and mechanical failure.
Common Materials
Carbon Steel, Alloy Steel, Stainless Steel
Technical Parameters
  • Bolt circle diameter (BCD) - the diameter of the circle formed by the center points of the mounting bolt holes (mm) Per Request
Components / BOM
  • Hub Body Part
    Main structural element that provides the mounting surface and houses the bore
    Material: steel
  • Mounting Flange Part
    Flat surface with bolt holes for attaching to other components
    Material: steel
  • Keyway Part
    Slot for a key that prevents rotational slippage between hub and shaft
    Material: steel
  • Set Screw Holes Part
    Threaded holes for set screws that secure the hub to the shaft
    Material: steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Mounting Hub.

Drive Hub Shaft Hub Mounting Flange drive shaft mounting hub industrial mounting hub component carbon steel mounting hub machinery shaft alignment hub heavy-duty mounting flange hub

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Mounting Hub/Drive Shaft
View system integration details
Handwheel or Motor
View system integration details
Starwheel or Pocketed Disc
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 100 bar
other spec: Max shaft misalignment: ±0.5°, Max axial load: 5000 N, Max radial load: 3000 N
temperature: -40°C to 150°C
Media Compatibility
✓ Lubricated drive shafts ✓ Clean hydraulic fluids ✓ Industrial gear oils
Unsuitable: High-concentration abrasive slurries
Sizing Data Required
  • Shaft diameter (mm)
  • Required torque capacity (Nm)
  • Mounting interface dimensions (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing fatigue and spalling
Cause: Cyclic loading from misalignment, improper preload, or inadequate lubrication leading to subsurface crack propagation and surface material loss.
Corrosion and fretting wear
Cause: Exposure to moisture, chemicals, or galvanic reactions combined with micro-motion between hub and shaft interfaces due to loose fits or vibration.
Maintenance Indicators
  • Abnormal vibration or audible grinding/clicking during rotation
  • Visible rust, discoloration, or debris accumulation around hub-shaft interface
Engineering Tips
  • Implement precision laser alignment during installation and periodic checks to minimize eccentric loads on bearings and seals.
  • Apply appropriate anti-corrosion coatings and use controlled torque procedures for fasteners to maintain proper clamping force without inducing stress concentrations.

Compliance & Manufacturing Standards

Reference Standards
ISO 2768-1: General tolerances for linear and angular dimensions ANSI B4.1: Preferred Limits and Fits for Cylindrical Parts DIN 7184: Tolerances for Hubs and Bushings
Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Hub face flatness: 0.1mm per 100mm diameter
Quality Inspection
  • Dimensional verification with coordinate measuring machine (CMM)
  • Magnetic particle inspection for surface defects

Factories Producing Mounting Hub

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are available for the Mounting Hub?

The Mounting Hub is available in Carbon Steel, Alloy Steel, and Stainless Steel to suit different industrial applications and environmental conditions.

How does the Mounting Hub ensure proper shaft alignment?

The hub features precision-machined keyways and mounting flanges that provide secure attachment and maintain accurate alignment of drive shaft assemblies in machinery.

What components are included in the Mounting Hub assembly?

The standard BOM includes the Hub Body, Keyway, Mounting Flange, and Set Screw Holes for complete installation and functionality.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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