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Mounting Pins/Bushings Component – Machinery and Equipment Manufacturing

Component Specifications

Definition

Mounting pins and bushings are critical mechanical components used to securely attach hydraulic cylinders to machine frames or linkages. They provide precise alignment, rotational freedom, and load distribution while accommodating thermal expansion and operational stresses. These components ensure proper cylinder orientation and prevent misalignment that could cause premature wear or system failure.

Working Principle

Mounting pins serve as fixed or pivoting connection points that transfer forces between hydraulic cylinders and machine structures. Bushings provide bearing surfaces that reduce friction and wear while maintaining alignment. Together, they create durable, low-maintenance connections that allow for controlled movement and force transmission in hydraulic systems.

Materials

Typically manufactured from hardened alloy steels (AISI 4140, 4340), stainless steels (316, 17-4PH), or bronze alloys (C93200, C95400) with surface treatments including chrome plating, nitriding, or polymer coatings for corrosion resistance and reduced friction.

Technical Parameters

Pin Diameter 10-100 mm
Bushing ID/OD Custom to pin diameter + clearance
Clearance Fit H7/g6 or H8/f7 for precision applications
Load Capacity 5-500 kN static, 2-200 kN dynamic
Surface Hardness HRC 45-60 for steel components
Temperature Range -40°C to +200°C

Standards

ISO 6020-2, DIN 24554, ISO 10762, DIN 1494

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Mounting Pins/Bushings.

Parent Products

This component is used in the following industrial products

Linkage & Hydraulic Cylinders

Mechanical linkage system combined with hydraulic cylinders that provide controlled force and movement for ripper operation.

View Product Details

Engineering Analysis

Risks & Mitigation

Misalignment causing premature wear
Insufficient lubrication leading to seizure
Corrosion in harsh environments
Fatigue failure from cyclic loading
Improper installation causing stress concentrations

FMEA Triads

Trigger: Inadequate lubrication
Failure: Increased friction, overheating, and eventual seizure
Mitigation: Implement automated lubrication systems, use self-lubricating bushings, establish regular maintenance schedules

Trigger: Misalignment during installation
Failure: Uneven load distribution leading to premature wear and potential catastrophic failure
Mitigation: Use precision alignment tools during installation, implement laser alignment verification, train technicians on proper installation procedures

Trigger: Corrosive environment exposure
Failure: Material degradation reducing load capacity and dimensional stability
Mitigation: Specify corrosion-resistant materials, apply protective coatings, implement environmental controls

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

ISO 286-1 geometric tolerancing, typically IT7-IT8 for precision applications

Test Method

Dimensional verification per ISO 1101, load testing per ISO 7500-1, wear testing per ASTM G99

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation

4/5

Manufacturing capability

4/5

Inspection readiness

5/5

Supplier transparency

3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the difference between mounting pins and bushings?

Mounting pins are solid cylindrical components that serve as connection points, while bushings are sleeve-like components that fit around pins to provide bearing surfaces, reduce friction, and maintain alignment.

How often should mounting pins and bushings be inspected?

Regular visual inspections should occur during routine maintenance (typically every 500-1000 operating hours), with detailed measurements for wear every 2000-5000 hours depending on application severity.

Can mounting pins be used without bushings?

While possible in some low-load applications, using pins without bushings typically leads to accelerated wear on both the pin and mating surfaces. Bushings are recommended for most industrial applications to extend component life.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Mounting Pins/Bushings