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Bearing maintenance & installation

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Practical guide · Furniture & household

Ball-bearing drawer slide installation, removal and troubleshooting

Unload and support the drawer, identify the slide and release mechanism, and check mounting alignment before changing parts or adding lubricant. A dirty raceway may benefit…

Install & maintain
Reference & size table · Industrial equipment

Bearing adapter sleeve size chart: shaft sizes, H numbers and NSK pairings

Choose a bearing adapter sleeve from the complete bearing designation and shaft diameter, not from the bearing bore alone. This reference contains 233 manufacturer-listed NSK…

Install & maintain
Practical guide · General bearings

Bearing grease packers: tool sizes, methods and service limits

A bearing packer moves grease through an accessible, serviceable bearing. A self-contained press-type packer, a grease-gun cone packer and an installed wheel-bearing greaser…

Install & maintain
Practical guide · General bearings

Bearing inspection checklist: record, measure and assess reuse

Inspect the bearing together with its seats, lubricant and operating history. A smooth hand rotation is useful information but cannot certify remaining fatigue life. Compare…

Install & maintain
Practical guide · General bearings

Bearing installation: fits, force paths and assembly checks

Plan mounting around the ring that has the interference fit. Transmitting installation force through rolling elements can damage contacts. Identify the exact bearing, shaft,…

Install & maintain
Practical guide · General bearings

Bearing regreasing: identify the lubricant, dose and service limits

Regreasing is appropriate only when the assembly is designed for it. Identify the exact lubricant, quantity, interval and delivery path before adding grease. More grease is not…

Install & maintain
Practical guide · General bearings

Bearing removal and puller selection: plan the safe load path

Choose a removal method from the assembly drawing and the fitted ring, not just the bearing's outside diameter. Access behind the ring, available support, tool capacity and…

Install & maintain
Practical guide · General bearings

Bearing retaining compounds: LOCTITE 609, 620, 638, 641, 648, 660, 668 and 680

A bearing retaining compound bonds a specified cylindrical metal interface, such as a ring to its shaft or housing. It is not lubricant inside the bearing. Choose it from the…

Install & maintain
Practical guide · General bearings

Bearing storage and handling: preserve the original condition

Keep bearings in their protective packaging in a clean, dry, stable storage environment. Control moisture, contamination, shock and vibration. Shelf-life decisions depend on…

Install & maintain
Practical guide · General bearings

Bearing test run after installation: establish a useful baseline

A controlled test run checks the assembled system, not just the bearing. Confirm the installation and follow the equipment's permitted startup sequence. Record speed, load,…

Install & maintain
Practical guide · Bicycles

Bicycle bearing press & puller tools: hub, pivot and headset size guide

Choose a bicycle bearing tool by the component, bearing dimensions and accessible support surfaces—not by the words bike bearing press alone. A hub installation press, a…

Install & maintain
Practical guide · Bicycles

Bicycle hub bearing cleaning, grease and repacking: identify the hub first

A cup-and-cone bicycle hub can have an accessible, adjustable ball-bearing arrangement; a cartridge hub uses complete bearing units. Repacking the former is not an instruction…

Install & maintain
Practical guide · Bicycles

Bottom Bracket Bearing Service: Removal Tools, Presses, Grease & Checks

Identify the complete bottom bracket before choosing a puller, press or cleaning method. A press-fit cup, a replaceable cartridge inside a cup and a threaded assembly require…

Install & maintain
Practical guide · General bearings

Cleaning bearings: when cleaning is appropriate and when it is not

First decide whether the bearing is serviceable and whether inspection evidence must be preserved. Do not wash a factory-filled sealed bearing as a routine maintenance step.…

Install & maintain
Practical guide · Cars & vehicles

Clutch release bearing replacement: identify the assembly and prevent repeat failure

Replacing a throwout or clutch release bearing begins with identifying the release system: a fork-operated carrier, a pull-type arrangement or a concentric hydraulic slave…

Install & maintain
Practical guide · Bicycles

Headset bearing replacement, cleaning and threadless adjustment checks

First identify whether you are changing a removable cartridge, servicing loose balls, replacing pressed cups or working on a proprietary headset. These are different jobs. For…

Install & maintain
Practical guide · Skates & skateboards

How to clean skateboard bearings: shields, cleaner and lubrication

Clean a serviceable skate bearing by removing contamination with a compatible cleaner, drying it and restoring its specified lubricant before use. First identify the bearing…

Install & maintain
Practical guide · Industrial equipment

Mounted bearing installation: pillow blocks, locking collars and set-screw torque

Install a mounted bearing as a complete shaft-support system: identify the insert and housing, check the shaft and mounting surface, align the supports, and apply the locking…

Install & maintain
Practical guide · Cars & vehicles

Pilot bearing removal: puller selection, blind bores and damaged races

A pilot bearing is removed by engaging the bearing or bushing with a tool suited to its bore, depth and available extraction space. First identify what actually remains in the…

Install & maintain
Practical guide · General bearings

Router bit bearings: size charts, top vs bottom guides and replacement

A router-bit guide bearing follows an edge or template while the cutter removes material. Choose a replacement by the bit manufacturer’s part reference and the bearing’s…

Install & maintain
Practical guide · Marine equipment

Sterndrive gimbal bearings: Alpha, Bravo, OMC and Volvo identification, seals and tools

A sterndrive gimbal bearing supports the drive shaft near the transom assembly; it is not the propeller-shaft cutless bearing, a universal joint or the upper-swivel-shaft seal.…

Install & maintain
Reference & size table · Cars & vehicles

Tesla wheel bearing & hub reference: Model 3, Model Y and Model S

Compare source-scoped hub fastener requirements by model, manual edition and left-hand wheel position. Separate hub mounting bolts from halfshaft nuts, inspect replacement…

Install & maintain
Practical guide · Trailers

Trailer bearing adjustment: seating torque, retention and final checks

A trailer bearing's seating torque is not necessarily its final operating setting. Identify the axle, hub and nut-retention arrangement before adjusting it. The documented…

Install & maintain
Practical guide · Trailers

Trailer hub systems: E-Z Lube, Nev-R-Lube, caps and bearing protectors

A grease nipple on a trailer does not identify the lubrication system. Check whether it belongs to a spindle-fed E-Z Lube arrangement, a spring-loaded protector or another…

Install & maintain
Practical guide · Trailers

Trailer wheel bearing repacking: packing, quantity and inspection intervals

Repacking a serviceable tapered wheel bearing means working the specified grease through the cone's roller spaces, not merely coating its outside. First confirm that the…

Install & maintain
Practical guide · Trailers

Trailer wheel bearing replacement: removal, races, seals and final checks

For a serviceable tapered trailer hub, replacement is a complete wheel-end job: identify both bearing positions, remove and inspect the assembly, install the specified bearing…

Install & maintain
Practical guide · Cars & vehicles

Wheel bearing grease: specification, compatibility and sealed hubs

Choose wheel bearing grease by the wheel-end design and its documented lubricant specification, not by colour or a 'multipurpose' label. A serviceable bearing, an…

Install & maintain
Practical guide · Cars & vehicles

Wheel hub and wheel bearing identification before replacement

Start with the vehicle-specific part identity and assembly type. A complete hub unit, a cartridge bearing and a serviceable tapered arrangement have different identification…

Install & maintain
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