---
title: "Linear Actuator Assembly"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:LINEAR_ACTUATOR_ASSEMBLY"
  data_integrity_hash: "ebefd90dcfa9160a020c8799147a150e"
  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:LINEAR_ACTUATOR_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/linear-actuator-assembly.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/linear-actuator-assembly"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-100 kN force, 0.01-2 m/s velocity, -20°C to 80°C ambient temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 120
    unit: "kN"
    consequence: "Ball screw plastic deformation due to Hertzian contact stress exceeding 1.2 GPa, linear guide raceway spalling from cyclic loading exceeding 10^7 cycles at 100 kN, permanent magnet demagnetization at 150°C Curie temperature"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Backlash accumulation exceeding 50 μm from ball screw wear"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Preloaded double-nut ball screw assembly with 20 μm initial preload"
  - node_2:
      trigger: "Lubricant viscosity breakdown at 120°C operating temperature"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Forced-air cooling maintaining ball nut temperature below 80°C"
bom_nodes:
  lead-screw:
    type: "part"
    urn: "URN:CNFX:ME:LEAD_SCREW"
    interface_type: "physical-logic-coupled"
  motor:
    type: "part"
    urn: "URN:CNFX:ME:MOTOR"
    interface_type: "physical-logic-coupled"
  linear-guide-rails:
    type: "part"
    urn: "URN:CNFX:ME:LINEAR_GUIDE_RAILS"
    interface_type: "physical-logic-coupled"
  position-sensor:
    type: "part"
    urn: "URN:CNFX:ME:POSITION_SENSOR"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 15552:2004 (PNEUMATIC LINEAR ACTUATORS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASME B5.54-2005 (GEOMETRIC DIMENSIONING AND TOLERANCING)"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (MACHINERY DIRECTIVE 2006/42/EC)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/linear-actuator-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "f3a3686cb8cfe09f893733abd7a557e50cc754c3d5dfd8f03188354a8c5ac587"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Linear Actuator Assembly

## 1. Technical Definition
A mechanical assembly that converts rotational motion into precise linear movement for positioning applications.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-100 kN force, 0.01-2 m/s velocity, -20°C to 80°C ambient temperature**. Failure boundary: **Ball screw yield strength exceeded at 120 kN, linear guide static load capacity exceeded at 150 kN, motor thermal limit at 100°C winding temperature**, Mechanism: **Ball screw plastic deformation due to Hertzian contact stress exceeding 1.2 GPa, linear guide raceway spalling from cyclic loading exceeding 10^7 cycles at 100 kN, permanent magnet demagnetization at 150°C Curie temperature**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Backlash accumulation exceeding 50 μm from ball screw wear | 8 | Positioning error exceeding ±0.1 mm tolerance | Preloaded double-nut ball screw assembly with 20 μm initial preload |
| Lubricant viscosity breakdown at 120°C operating temperature | 8 | Ball screw seizure with friction coefficient increasing from 0.003 to 0.3 | Forced-air cooling maintaining ball nut temperature below 80°C |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Lead Screw](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/lead-screw.md) `(Standalone System)`
- [Motor](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/motor.md) `(Standalone System)`
- [Linear Guide Rails](https://cnfx.com/llms/industry/wood-product-manufacturing/product/linear-guide-rails.md) `(Standalone System)`
- [Position Sensor](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/position-sensor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Programmable Logic Controller (PLC)**, **Servo Motor Drive System**, **Linear Guide Rail System**  
**Downstream Applications**: CNC Machine Tool Positioning Systems, Automated Packaging Machinery, Robotic Assembly Line Components  

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

### Q: What materials are used in this linear actuator assembly?
**A**: This assembly uses stainless steel for corrosion resistance, aluminum alloy for lightweight strength, and engineering plastics for low-friction components.

### Q: What applications is this linear actuator assembly suitable for?
**A**: Ideal for precise positioning in machinery manufacturing, automation systems, CNC equipment, material handling, and industrial automation requiring accurate linear movement.

### Q: What components are included in the BOM for this assembly?
**A**: The bill of materials includes a lead screw for motion conversion, linear guide rails for stability, a motor for power, and a position sensor for accuracy control.

## 6. Manufacturing Compliance
- ISO 15552:2004 (PNEUMATIC LINEAR ACTUATORS)
- ANSI/ASME B5.54-2005 (GEOMETRIC DIMENSIONING AND TOLERANCING)
- CE MARKING (MACHINERY DIRECTIVE 2006/42/EC)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Linear Actuator Assembly](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/linear-actuator-assembly)**

### 🌐 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**: LINEAR_ACTUATOR_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: b90ba45d
