Industry-Verified Manufacturing Data (2026)

Female Half

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Female Half used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Female Half is characterized by the integration of Locking Sleeve and Seal Ring. In industrial production environments, manufacturers listed on CNFX commonly emphasize Carbon Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The female component of a hydraulic quick coupler that receives the male half to establish a fluid connection.

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Product Specifications

Technical details and manufacturing context for Female Half

Definition
The female half is the receptacle component of a hydraulic quick coupler system, designed with internal threads or locking mechanisms to securely mate with the male half. It contains the sealing surfaces and valve mechanisms that open when connected, allowing hydraulic fluid to flow through the coupling while preventing leakage when disconnected. This component is critical for maintaining system pressure integrity and enabling rapid connection/disconnection in hydraulic circuits.
Working Principle
When the male half is inserted into the female half, the internal locking mechanism (such as a ball-lock or sleeve-lock system) engages to secure the connection. Simultaneously, internal valves open to allow hydraulic fluid flow. When disconnected, spring-loaded valves automatically close to prevent fluid leakage and contamination.
Common Materials
Carbon Steel, Stainless Steel, Brass
Technical Parameters
  • Thread size and pitch specifications for mating compatibility (mm) Per Request
Components / BOM
  • Locking Sleeve
    Engages with male half to secure connection
    Material: Steel
  • Seal Ring
    Prevents fluid leakage at connection interface
    Material: Nitrile Rubber
  • Valve Assembly
    Controls fluid flow when connected/disconnected
    Material: Stainless Steel
Engineering Reasoning
0-350 bar (0-35 MPa) hydraulic pressure, -40°C to 120°C temperature range
Material yield strength exceeded at 450 MPa for steel variants, seal extrusion at 380 bar, surface hardness reduction below 58 HRC
Design Rationale: Hertzian contact stress exceeding material fatigue limit at sealing interface, leading to micro-pitting and fluid leakage; thermal cycling causing differential expansion between steel body and elastomer seals
Risk Mitigation (FMEA)
Trigger Particulate contamination exceeding ISO 4406 18/16/13 cleanliness level
Mode: Seal abrasion and scoring of sealing surfaces causing 0.1 L/min leakage at 210 bar
Strategy: Integrate 10 μm absolute filtration with beta₃≥200 rating in hydraulic circuit
Trigger Misalignment exceeding 0.5° angular or 0.2 mm radial offset during coupling
Mode: Asymmetric loading causing plastic deformation of locking mechanism at 150% rated pressure
Strategy: Implement self-aligning spherical seat with ±3° compensation and visual alignment indicators

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Female Half.

Female Coupler Receptacle Half hydraulic quick coupler female half female half coupler for machinery carbon steel hydraulic coupler component quick connect female part with valve assembly industrial equipment female coupler half

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Hydraulic Quick Coupler
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 350 bar (5000 psi)
flow rate: Up to 200 L/min (dependent on size)
temperature: -40°C to 120°C
slurry concentration: Not recommended for abrasive slurries >5% solids by volume
Media Compatibility
✓ Hydraulic oil (mineral-based) ✓ Water-glycol fluids ✓ Synthetic ester fluids
Unsuitable: Highly corrosive chemicals (e.g., strong acids, chlorinated solvents)
Sizing Data Required
  • Required flow rate (L/min)
  • Operating pressure (bar/psi)
  • Connection thread size/type (e.g., BSP, NPT, SAE)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Seal degradation and leakage
Cause: Chemical incompatibility with process fluids leading to swelling, hardening, or cracking of elastomeric seals; improper installation causing seal misalignment or damage
Thread galling or cross-threading
Cause: Improper mating alignment during installation; excessive torque application; dissimilar metal contact without proper lubrication causing cold welding
Maintenance Indicators
  • Visible fluid weeping or dripping from the connection interface
  • Audible hissing or whistling sound indicating gas/fluid leakage under pressure
Engineering Tips
  • Implement proper installation procedures with calibrated torque wrenches and alignment guides to prevent cross-threading and ensure uniform sealing pressure
  • Select compatible seal materials based on chemical resistance charts for specific process fluids and establish regular inspection intervals for seal condition assessment

Compliance & Manufacturing Standards

Reference Standards
ISO 2768-1: General tolerances for linear and angular dimensions ANSI B4.1: Preferred Limits and Fits for Cylindrical Parts DIN 7168: General tolerances for linear and angular dimensions without individual tolerance indications
Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Surface flatness: 0.1mm per 100mm length
Quality Inspection
  • Coordinate Measuring Machine (CMM) dimensional verification
  • Surface roughness measurement per ISO 4287

Factories Producing Female Half

Verified manufacturers with capability to produce this product in China

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✓ 94% Supplier Capability Match Found

S Sourcing Manager from United Arab Emirates Jan 04, 2026
★★★★★
"Testing the Female Half now; the technical reliability results are within 1% of the laboratory datasheet."
Technical Specifications Verified
P Procurement Specialist from Australia Jan 01, 2026
★★★★☆
"Impressive build quality. Especially the technical reliability is very stable during long-term operation. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from Singapore Dec 29, 2025
★★★★★
"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Female Half meets all ISO standards."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

19 sourcing managers are analyzing this specification now. Last inquiry for Female Half from Vietnam (1h ago).

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Frequently Asked Questions

What materials are available for the female half hydraulic coupler?

The female half is manufactured in carbon steel, stainless steel, and brass to suit different industrial applications and environmental conditions.

What components are included in the female half BOM?

The bill of materials includes a locking sleeve for secure connection, a seal ring to prevent fluid leakage, and a valve assembly to control flow.

How does the female half connect with the male component?

The female half receives the male component of the quick coupler, with the locking sleeve securing the connection to establish a reliable fluid pathway for hydraulic systems.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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