---
title: "Mounting Hub"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:MOUNTING_HUB"
  data_integrity_hash: "6aee2710881026e627b881b7a387b98e"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:MOUNTING_HUB"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/mounting-hub.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/mounting-hub"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-1500 NÂ·m torque transmission, -40Â°C to 120Â°C ambient temperature, 0.01-0.05 mm radial runout tolerance"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 1800
    unit: "NÂ"
    consequence: "Plastic deformation due to von Mises stress exceeding yield strength of 4140 steel (415 MPa), fatigue crack propagation from stress concentration at bolt holes under cyclic loading exceeding 10^6 cycles at 500 NÂ·m amplitude"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Corrosive pitting from chloride ion exposure exceeding 50 ppm concentration in lubricant"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Apply 25Î¼m electroless nickel plating with 3Î¼m PTFE impregnation for corrosion resistance"
  - node_2:
      trigger: "Thermal expansion mismatch between steel hub (Î±=11.5Ã—10^-6/Â°C) and aluminum housing (Î±=23.1Ã—10^-6/Â°C) under 80Â°C Î”T"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement bimetallic compensation ring with controlled thermal expansion coefficient of 17.3Ã—10^-6/Â°C"
bom_nodes:
  hub-body:
    type: "component"
    urn: "URN:CNFX:ME:HUB_BODY"
    interface_type: "physical-logic-coupled"
  mounting-flange:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_FLANGE"
    interface_type: "physical-logic-coupled"
  keyway:
    type: "component"
    urn: "URN:CNFX:ME:KEYWAY"
    interface_type: "physical-logic-coupled"
  set-screw-holes:
    type: "component"
    urn: "URN:CNFX:ME:SET_SCREW_HOLES"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/mounting-hub.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "5461a551eba688914c4b2c56d95ea55ade22f7e9716fe3e63dc720a60d458374"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Mounting Hub

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

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-1500 NÂ·m torque transmission, -40Â°C to 120Â°C ambient temperature, 0.01-0.05 mm radial runout tolerance**. Failure boundary: **Exceeds 1800 NÂ·m static torque load, exceeds 0.08 mm radial misalignment, exceeds 140Â°C sustained operating temperature**, Mechanism: **Plastic deformation due to von Mises stress exceeding yield strength of 4140 steel (415 MPa), fatigue crack propagation from stress concentration at bolt holes under cyclic loading exceeding 10^6 cycles at 500 NÂ·m amplitude**.

### 2.1 Analytical Physics Model
Governed by the **Frame Structural Deflection Analysis**:

> **Primary Equation**: $\delta = \frac{5 q L^4}{384 E I}$  
> **Engineering Impact**: Ensures structural stability for multi-stage machines.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| q | Uniform Load | Engineering Constant |
| E | Elastic Modulus | Engineering Constant |
| I | Moment of Inertia | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Corrosive pitting from chloride ion exposure exceeding 50 ppm concentration in lubricant | 8 | Stress corrosion cracking initiating at hub flange interface | Apply 25Î¼m electroless nickel plating with 3Î¼m PTFE impregnation for corrosion resistance |
| Thermal expansion mismatch between steel hub (Î±=11.5Ã—10^-6/Â°C) and aluminum housing (Î±=23.1Ã—10^-6/Â°C) under 80Â°C Î”T | 8 | Interference fit loss causing 0.12 mm radial play | Implement bimetallic compensation ring with controlled thermal expansion coefficient of 17.3Ã—10^-6/Â°C |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **CNC Machining Center**, **Coordinate Measuring Machine**, **Industrial Washing System**  
**Downstream Applications**: Industrial Pumps, Agricultural Machinery, Conveyor Systems  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What materials are available for the Mounting Hub?
**A**: The Mounting Hub is available in Carbon Steel, Alloy Steel, and Stainless Steel to suit different industrial applications and environmental conditions.

### Q: How does the Mounting Hub ensure proper shaft alignment?
**A**: The hub features precision-machined keyways and mounting flanges that provide secure attachment and maintain accurate alignment of drive shaft assemblies in machinery.

### Q: What components are included in the Mounting Hub assembly?
**A**: The standard BOM includes the Hub Body, Keyway, Mounting Flange, and Set Screw Holes for complete installation and functionality.

## 6. Manufacturing Compliance

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### ðŸ› ï¸ Engineering Resource Access
ðŸ”— **[Full Specification: Mounting Hub](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/mounting-hub)**

### ðŸŒ Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: MOUNTING_HUB | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: b5cf57ec
