---
title: "Suction Strainer"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:SUCTION_STRAINER"
  data_integrity_hash: "33971eb2442914126ac316256f2c7bad"
  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:SUCTION_STRAINER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/suction-strainer.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/suction-strainer"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-6 bar differential pressure"
    unit: "µm"
engineering_limits:
  max_safe_operating_point:
    value: 7
    unit: "bar"
    consequence: "Exceeding yield strength of 304 stainless steel mesh (205 MPa) under differential pressure loading"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Particulate accumulation exceeding 80% mesh surface coverage"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install differential pressure gauge with 5.5 bar alarm trigger for preventive maintenance"
  - node_2:
      trigger: "Hydraulic fluid viscosity increase to 68 cSt at 40°C"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement fluid temperature monitoring with 65°C cutoff and viscosity correction algorithm"
bom_nodes:
  strainer-element-screen:
    type: "component"
    urn: "URN:CNFX:ME:STRAINER_ELEMENT_SCREEN"
    interface_type: "physical-logic-coupled"
  housing-body:
    type: "component"
    urn: "URN:CNFX:ME:HOUSING_BODY"
    interface_type: "physical-logic-coupled"
  gasket-seal:
    type: "component"
    urn: "URN:CNFX:ME:GASKET_SEAL"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 2852:1993 (STAINLESS STEEL CLAMP PIPE COUPLINGS FOR THE FOOD INDUSTRY)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/suction-strainer.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "0adb5a70eaf8535c4d7867b9293cb10b1534bd508d5b0cf87c34080f1ade60c7"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Suction Strainer

## 1. Technical Definition
A filtration device installed at the suction inlet of a hydraulic reservoir to prevent contaminants from entering the hydraulic pump.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-6 bar differential pressure**. Failure boundary: **7 bar differential pressure causes structural deformation of mesh elements**, Mechanism: **Exceeding yield strength of 304 stainless steel mesh (205 MPa) under differential pressure loading**.

### 2.1 Analytical Physics Model
Governed by the **Darcy-Weisbach Pressure Drop**:

> **Primary Equation**: $\Delta P = f \cdot \frac{L}{D} \cdot \frac{\rho v^2}{2}$  
> **Engineering Impact**: Critical for sizing CIP (Clean-In-Place) pump heads.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| f | Friction Factor | Engineering Constant |
| L | Pipe Length | Engineering Constant |
| v | Velocity | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Particulate accumulation exceeding 80% mesh surface coverage | 8 | Pressure drop exceeding 6 bar across strainer element | Install differential pressure gauge with 5.5 bar alarm trigger for preventive maintenance |
| Hydraulic fluid viscosity increase to 68 cSt at 40°C | 8 | Cavitation at pump suction due to restricted flow | Implement fluid temperature monitoring with 65°C cutoff and viscosity correction algorithm |

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

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Hydraulic Pump**, **Hydraulic Reservoir**, **Filtration System**  
**Downstream Applications**: Hydraulic Excavators, Industrial Presses, Aircraft Landing Gear Systems  

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

### Q: What is the primary function of a suction strainer in hydraulic systems?
**A**: A suction strainer is installed at the hydraulic reservoir's suction inlet to filter out contaminants before they enter the pump, preventing damage and maintaining system efficiency.

### Q: What materials are used in this suction strainer and why?
**A**: This strainer features a stainless steel mesh for corrosion-resistant filtration and a steel housing for durability, ensuring reliable performance in industrial environments.

### Q: How often should a suction strainer be maintained or replaced?
**A**: Maintenance frequency depends on operating conditions, but regular inspection is recommended. Replace the strainer element when clogged or damaged to ensure optimal pump protection.

## 6. Manufacturing Compliance
- ISO 2852:1993 (STAINLESS STEEL CLAMP PIPE COUPLINGS FOR THE FOOD INDUSTRY)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Suction Strainer](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/suction-strainer)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: SUCTION_STRAINER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 26d0d382
