A practical root-cause checklist
A practical root-cause checklist Replacing the failed part restores operation. Finding why it failed protects the next part. Make the equipment safe and preserve evidence. Describe the failure…
Read guide →Technical guides, data sheets and useful engineering information.
Practical engineering guides and tools
Use our Resource Centre for straightforward guidance that helps you select, measure and maintain industrial components with confidence. Explore technical articles across bearings, threads, lubrication, pneumatics, hydraulics and workplace safety.
For interactive tools, visit the Technical Resource Centre. If you need application support or help identifying a component, use our Bearing Finder, send us the details, or speak to Bridge Engineering.
Adhesive application checklist
Adhesive application checklist Confirm the exact product and expiry date. Read the technical and safety data sheets. Check storage history and product condition. Prepare surfaces using the specified…
Read guide →Bearing fitting—common mistakes to avoid
Bearing fitting: common mistakes to avoid Correct fitting protects the raceways before the machine even starts. A small dent, particle or incorrect fit can become noise, heat and…
Read guide →Bearing Identification Guide
How to read common bearing references and identify the information needed for a replacement quotation.
Read guide →Better measurement in the workshop
Better measurement in the workshop Choose the right tool A steel rule is useful for approximate length, a calliper for general dimensions and a micrometer for closer control.…
Read guide →Choosing the right adhesive or sealant
Choosing the right adhesive or sealant First decide what the product must do. Threadlocker: helps prevent threaded fasteners loosening under vibration or shock. Thread sealant: fills the leakage…
Read guide →Clean lubricant handling
Clean lubricant handling New lubricant can become contaminated during storage and transfer. Good handling prevents dirt, water and the wrong product from reaching a critical component. Store containers…
Read guide →Common Bearing Suffixes
A practical overview of common suffixes including 2RS, ZZ, C3 and related bearing designations.
Read guide →Concrete Floor Repair Preparation Guide
General preparation points to consider before carrying out an industrial concrete floor repair.
Read guide →Eye, face, hand, foot and body protection
Eye, face, hand, foot and body protection Eye and face Safety spectacles, goggles and face shields protect against different hazards. Assess impact energy, dust, liquid splash, molten material,…
Read guide →Frequently Asked Questions
Quick answers to common questions about bearings, threads, lubrication, fluid power, adhesives, PPE and maintenance supplies.
Read guide →Grease or oil—which should you use?
Grease or oil: which should you use? Both grease and oil create a lubricating film and help control friction and wear. The application determines which method is more…
Read guide →Hearing protection basics
Hearing protection basics Hearing protection should reduce exposure to a safe level without unnecessary overprotection that prevents communication or awareness of alarms. Assess the noise exposure, frequency characteristics…
Read guide →How hydraulic fittings seal
How hydraulic fittings seal Not every hydraulic fitting seals on its thread. Understanding the sealing point prevents overtightening and incorrect use of tape or compound. Common sealing arrangements…
Read guide →How to choose a grease
How to choose a grease A grease is a formulated system of base oil, thickener and additives. Colour alone does not identify performance or compatibility. Start with the…
Read guide →How to choose the right bearing type
How to choose the right bearing type Bearing selection begins with the operating conditions, not the catalogue number. Start by defining what the bearing must carry, how fast…
Read guide →How to identify a bearing
A step-by-step guide to identifying a bearing using its designation, dimensions, construction and seal type.
Read guide →How to identify an unknown thread
How to identify an unknown thread You will need a clean fitting, a vernier calliper, a thread-pitch gauge and a reliable identification chart. 1. Make the component safe…
Read guide →How to select a hydraulic hose assembly
How to select a hydraulic hose assembly Treat hose and couplings as an engineered assembly. Do not mix components unless the manufacturer has qualified that exact combination and…
Read guide →How to select a pneumatic cylinder
How to select a pneumatic cylinder Start with the job the cylinder must perform. Force Theoretical force is based on effective piston area and pressure, but real output…
Read guide →How to select suitable PPE
How to select suitable PPE Begin with a suitable and sufficient risk assessment. Identify the hazard, route of exposure, likely severity, duration and who may be affected. First…
Read guide →Hydraulic contamination control
Hydraulic contamination control Particles, water, air and degraded fluid can damage pumps, valves, seals and actuators. Keep new components capped until assembly. Clean the work area, tools and…
Read guide →Hydraulic Fitting Identification
The measurements and photographs that help identify replacement hydraulic fittings.
Read guide →Industrial Lubricant Selection Checklist
The key information to provide when sourcing an oil, grease or maintenance lubricant.
Read guide →Metric, BSP and NPT Thread Guide
A straightforward guide to measuring and distinguishing common industrial thread forms.
Read guide →Metric, BSP and NPT—what is the difference?
Metric, BSP and NPT: what is the difference? These thread families may overlap in apparent diameter, but they use different dimensions and profiles. Metric threads Metric threads are…
Read guide →Pneumatic system basics
Pneumatic system basics A typical system turns electrical energy into compressed-air energy, conditions the air, controls its path and converts it into motion. Main components Compressor: generates compressed…
Read guide →Pneumatic Tube and Fitting Guide
How to identify tube outside diameter, thread size and fitting style for pneumatic enquiries.
Read guide →PPE Enquiry Checklist
Information to include for chemical, mechanical and workplace PPE selection enquiries.
Read guide →Preventing galvanic corrosion
Preventing galvanic corrosion Galvanic corrosion can occur when dissimilar metals are electrically connected in the presence of an electrolyte such as water or salt solution. Risk increases with:…
Read guide →Reducing compressed-air leaks
Reducing compressed-air leaks Air leaks waste energy and can make equipment unreliable. Survey the system when production noise is low. Tag each confirmed leak with location, severity and…
Read guide →Relubrication—quantity, interval and method
Relubrication: quantity, interval and method Relubrication replaces oil that has bled from the grease, refreshes depleted additives and can help purge contamination. It must occur before the existing…
Read guide →Respiratory protective equipment essentials
Respiratory protective equipment essentials RPE selection requires specialist care. The risk assessment must identify the contaminant, form, concentration, exposure limit, oxygen conditions and required protection. Use a respirator…
Read guide →Safe hydraulic leak investigation
Safe hydraulic leak investigation High-pressure fluid can penetrate skin through a pinhole too small to see clearly. Before inspection Keep people away from the hazard. Lower or mechanically…
Read guide →Surface preparation for reliable bonding
Surface preparation for reliable bonding Adhesives bond to the surface they touch. Oil, release agent, oxide, dust or moisture can become the weakest layer in the joint. A…
Read guide →Threadlocker, thread sealant or retaining compound?
Threadlocker, thread sealant or retaining compound? These products may use related chemistry, but they solve different joint problems. Threadlocker Used on nuts, bolts and studs. Choose strength according…
Read guide →Tightening threaded fasteners
Tightening threaded fasteners The aim of tightening is normally to create the required clamp load. Torque is only an indirect method and is strongly affected by friction. Before…
Read guide →What bearing damage can tell you
What bearing damage can tell you A failed bearing is evidence. Preserve it, photograph it and examine the complete arrangement before cleaning or disposal. Common clues include: Smearing…
Read guide →Why is my pneumatic cylinder slow or weak?
Why is my pneumatic cylinder slow or weak? Work from the supply towards the actuator. Confirm the symptom. Is the fault on one direction, both directions, every cycle…
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