---
title: "Gearbox (if applicable)"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:GEARBOX_IF_APPLICABLE"
  data_integrity_hash: "349aae3271fe97ec924251d3bb752f96"
  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:GEARBOX_IF_APPLICABLE"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gearbox-if-applicable.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gearbox-if-applicable"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-5000 Nm torque, 100-6000 rpm input speed, -20°C to 120°C ambient temperature"
    unit: "Nm"
engineering_limits:
  max_safe_operating_point:
    value: 10
    unit: "life"
    consequence: "Hertzian contact stress exceeding material yield strength (σ_H &gt; 1.5*σ_yield), lubricant film thickness &lt; 0.1 μm causing boundary lubrication, thermal expansion mismatch &gt; 50 μm/m·K differential"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Misalignment &gt; 0.05 mm/mm shaft deflection"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integral flex coupling with &lt;0.01 mm/mm compliance, laser-aligned mounting surfaces"
  - node_2:
      trigger: "Lubricant viscosity breakdown at 130°C"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Synthetic PAO lubricant with 180°C thermal stability, gear tooth superfinishing to Ra 0.2 μm"
bom_nodes:
  housing:
    type: "component"
    urn: "URN:CNFX:ME:HOUSING"
    interface_type: "physical-logic-coupled"
  inputoutput-shafts:
    type: "component"
    urn: "URN:CNFX:ME:INPUTOUTPUT_SHAFTS"
    interface_type: "physical-logic-coupled"
  bearings:
    type: "part"
    urn: "URN:CNFX:ME:BEARINGS"
    interface_type: "physical-logic-coupled"
  gears:
    type: "component"
    urn: "URN:CNFX:ME:GEARS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1328-1:2013 CYLINDRICAL GEARS - ISO SYSTEM OF FLANK TOLERANCE CLASSIFICATION"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/AGMA 2000-A88 GEAR CLASSIFICATION AND INSPECTION HANDBOOK"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gearbox-if-applicable.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "86dea5e1dc1df1d37cfc567840209987e5ff99d02fcea5d3c5e192c6098833b9"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Gearbox (if applicable)

## 1. Technical Definition
A mechanical device that modifies the speed, torque, and direction of rotation from a servo motor or actuator output.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-5000 Nm torque, 100-6000 rpm input speed, -20°C to 120°C ambient temperature**. Failure boundary: **Bearing L10 life &lt; 1000 hours at 300% rated torque, gear tooth surface pressure &gt; 1500 MPa, lubricant temperature &gt; 140°C**, Mechanism: **Hertzian contact stress exceeding material yield strength (σ_H &gt; 1.5*σ_yield), lubricant film thickness &lt; 0.1 μm causing boundary lubrication, thermal expansion mismatch &gt; 50 μm/m·K differential**.

### 2.1 Analytical Physics Model
Governed by the **L10 Bearing Life & Fatigue Model**:

> **Primary Equation**: $L_{10} = (\frac{C}{P})^p$  
> **Engineering Impact**: Predicts mechanical lifecycle before component fatigue.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| C | Dynamic Load Rating | Engineering Constant |
| P | Equivalent Dynamic Load | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Misalignment &gt; 0.05 mm/mm shaft deflection | 8 | Bearing premature spalling at 30% of design life | Integral flex coupling with &lt;0.01 mm/mm compliance, laser-aligned mounting surfaces |
| Lubricant viscosity breakdown at 130°C | 8 | Gear tooth scuffing with &gt;10 μm wear depth per 1000 cycles | Synthetic PAO lubricant with 180°C thermal stability, gear tooth superfinishing to Ra 0.2 μm |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Bearings](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/bearings.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Servo Motor**, **Variable Frequency Drive**, **Lubrication System**  
**Downstream Applications**: Industrial Conveyors, Packaging Machinery, Material Handling Equipment  

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

### Q: What materials are used in your industrial gearboxes?
**A**: Our gearboxes are constructed from durable materials including alloy steel for gears, cast iron for housings, and aluminum alloy for lightweight applications, ensuring reliability in machinery manufacturing.

### Q: How does a gearbox modify servo motor output?
**A**: The gearbox adjusts the speed, torque, and direction of rotation from a servo motor or actuator through its internal gearing system, optimizing performance for specific machinery applications.

### Q: What are the key components in your gearbox BOM?
**A**: Key components include precision gears, robust housing, input/output shafts, and high-quality bearings, all designed for longevity and efficiency in industrial equipment.

## 6. Manufacturing Compliance
- ISO 1328-1:2013 CYLINDRICAL GEARS - ISO SYSTEM OF FLANK TOLERANCE CLASSIFICATION
- ANSI/AGMA 2000-A88 GEAR CLASSIFICATION AND INSPECTION HANDBOOK

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Gearbox (if applicable)](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gearbox-if-applicable)**

### 🌐 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**: GEARBOX_IF_APPLICABLE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 1f553273
