---
type: "product_component"
title: "Aluminum CNC Machined Bearing Housing"
industry: "Aluminum CNC Machining"
verification_protocol:
  urn: "URN:CNFX:ME:ALUMINUM_CNC_MACHINED_BEARING_HOUSING"
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  source_authority: "https://cnfx.com"
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source_identity:
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  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:ALUMINUM_CNC_MACHINED_BEARING_HOUSING"
  data_source_uri: "https://cnfx.com/llms/industry/aluminum-cnc-machining/product/aluminum-cnc-machined-bearing-housing.md"
  official_resource_url: "https://cnfx.com/industry/aluminum-cnc-machining/product/aluminum-cnc-machined-bearing-housing"
  is_verified_logic: true
attributes:
  bore_diameter:
    status: "config-dependent"
    typical_range: "Temperature: -40°C to 120°C, Axial load: 0-500 N, Radial load: 0-800 N, Rotational speed: 0-6000 RPM"
    unit: "mm"
  mounting_hole_pattern:
    status: "config-dependent"
    typical_range: "Temperature: -40°C to 120°C, Axial load: 0-500 N, Radial load: 0-800 N, Rotational speed: 0-6000 RPM"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 6
    unit: "aluminum"
    consequence: "Thermal fatigue from cyclic temperature gradients exceeding 80°C, Stress concentration at sharp fillet radii below 1.5 mm, Galvanic corrosion with steel bearings in chloride environments"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Thermal expansion coefficient mismatch (Aluminum: 23.6 μm/m·K vs Steel bearing: 12 μm/m·K)"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Thermal expansion compensation grooves with 0.05 mm clearance at 20°C"
  - node_2:
      trigger: "Resonant vibration at 850 Hz matching housing natural frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Stiffening ribs increasing natural frequency to 1200 Hz, radius optimization to 2.0 mm at stress concentrations"
bom_nodes:
  main-housing-body:
    type: "component"
    llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/main-housing-body.md"
    link_type: "part"
    link_target_urn: "URN:CNFX:ME:UNIT:MAIN_HOUSING_BODY"
    urn: "URN:CNFX:ME:UNIT:MAIN_HOUSING_BODY"
    interface_type: "physical-logic-coupled"
    is_migrated_part: true
  bearing-bore:
    type: "component"
    llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/bearing-bore.md"
    link_type: "part"
    link_target_urn: "URN:CNFX:ME:UNIT:BEARING_BORE"
    urn: "URN:CNFX:ME:UNIT:BEARING_BORE"
    interface_type: "physical-logic-coupled"
    is_migrated_part: true
  mounting-flange:
    type: "component"
    llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/mounting-flange.md"
    link_type: "part"
    link_target_urn: "URN:CNFX:ME:UNIT:MOUNTING_FLANGE"
    urn: "URN:CNFX:ME:UNIT:MOUNTING_FLANGE"
    interface_type: "physical-logic-coupled"
    is_migrated_part: true
  seal-groove:
    type: "component"
    llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/seal-groove.md"
    link_type: "part"
    link_target_urn: "URN:CNFX:ME:UNIT:SEAL_GROOVE"
    urn: "URN:CNFX:ME:UNIT:SEAL_GROOVE"
    interface_type: "physical-logic-coupled"
    is_migrated_part: true
manufacturing_compliance:
  - standard: "ISO 286-2:2010 (GEOMETRICAL PRODUCT SPECIFICATIONS - LIMITS AND FITS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI B4.1-1967 (PREFERRED LIMITS AND FITS FOR CYLINDRICAL PARTS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/aluminum-cnc-machining/product/aluminum-cnc-machined-bearing-housing.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "aeb0f6d2fe8a372ae1382e790446564da1b210a42be552f448b3bcf12b365efa"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
rag_vector_index:
  semantic_queries:
    - "Aluminum CNC Machined Bearing Housing"
    - "aluminum CNC machined bearing housing"
    - "precision aluminum bearing housing"
    - "6061 aluminum bearing housing"
    - "CNC machined bearing mount"
    - "anodized aluminum bearing housing"
    - "Aluminum CNC Machined Bearing Housing in "
    - "China Aluminum CNC Machined Bearing Housing manufacturer"
    - "Aluminum CNC Machined Bearing Housing supplier China"
    - "Aluminum CNC Machined Bearing Housing bore_diameter"
    - "Aluminum CNC Machined Bearing Housing mounting_hole_pattern"

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version: "3.3.5-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Aluminum CNC Machined Bearing Housing

## 1. Technical Definition
Precision aluminum housing for mounting and protecting bearings

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **Temperature: -40°C to 120°C, Axial load: 0-500 N, Radial load: 0-800 N, Rotational speed: 0-6000 RPM**. Failure boundary: **Yield strength of 6061-T6 aluminum: 276 MPa, Thermal expansion differential exceeding 0.1 mm at 150°C, Bearing seat tolerance deviation beyond ±0.01 mm**, Mechanism: **Thermal fatigue from cyclic temperature gradients exceeding 80°C, Stress concentration at sharp fillet radii below 1.5 mm, Galvanic corrosion with steel bearings in chloride environments**.

### 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 |
| :--- | :--- | :--- | :--- |
| Thermal expansion coefficient mismatch (Aluminum: 23.6 μm/m·K vs Steel bearing: 12 μm/m·K) | 8 | Bearing seizure due to interference fit loss at 100°C | Thermal expansion compensation grooves with 0.05 mm clearance at 20°C |
| Resonant vibration at 850 Hz matching housing natural frequency | 8 | Fatigue cracking initiating at bolt hole stress concentrators | Stiffening ribs increasing natural frequency to 1200 Hz, radius optimization to 2.0 mm at stress concentrations |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| bore_diameter | Config-dependent | mm | Verified |
| mounting_hole_pattern | 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 (CMM)**, **Industrial Parts Washer**  
**Downstream Applications**: Electric Motor Assemblies, Industrial Pump Housings, Robotic Arm Joint Components  

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

### Q: What are the benefits of using aluminum alloy 6061 vs 7075 for bearing housings?
**A**: Aluminum 6061 offers excellent machinability and corrosion resistance at a lower cost, ideal for general applications. Aluminum 7075 provides higher strength and fatigue resistance, suitable for high-stress environments.

### Q: Can you customize the bore diameter and mounting hole specifications?
**A**: Yes, we offer fully customizable CNC machining with precise bore diameters, mounting hole patterns, and overall dimensions to match your specific bearing and application requirements.

### Q: How does anodized coating improve aluminum bearing housing performance?
**A**: Anodized coating enhances corrosion resistance, increases surface hardness for better wear protection, and provides electrical insulation while maintaining dimensional stability of the precision housing.

## 6. Manufacturing Compliance
- ISO 286-2:2010 (GEOMETRICAL PRODUCT SPECIFICATIONS - LIMITS AND FITS)
- ANSI B4.1-1967 (PREFERRED LIMITS AND FITS FOR CYLINDRICAL PARTS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Aluminum CNC Machined Bearing Housing](https://cnfx.com/industry/aluminum-cnc-machining/product/aluminum-cnc-machined-bearing-housing)**

### 🌐 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**: ALUMINUM_CNC_MACHINED_BEARING_HOUSING | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 0ba45226