Mounting Pins/Bushings: Temperature Range -40°C to +200°C

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

Parameter	Typical range	Notes & selection driver
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

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

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

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

Typical Suppliers & Equivalents

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

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Mounting Pins/Bushings

Manufacturer profiles associated with Mounting Pins/Bushings.

Sourcing Mounting Pins/Bushings from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

Related Components

Chrome Plating

Hard chrome plating is an electroplating process that deposits a layer of chromium onto metal surfaces to enhance wear resistance, corrosion protection, and reduce friction for hydraulic cylinder piston rods.

Upper Tool (Punch)

Upper Tool (Punch) is the active forming component in metal plate bending machines that applies precise downward force to create bends in sheet metal.

Main Frame

The main frame is the primary structural component of a hydraulic press, providing rigidity and stability to withstand high compressive forces during metal forming operations.

Shaft Bearing

Precision component supporting rotating shafts in vibration motors to reduce friction and maintain alignment.

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.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

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