Rolling motion
Bearings & Seals replacement guide
Identify bearings, mounted units, seals, and related components from a part number, designation, or measured dimensions.
Evidence boundary. The first release is an identification and verification guide. Exact interchange rows will be published only when the manufacturer or an authoritative catalog establishes them.
What to capture01
Original designation and manufacturerRecord this before searching for a substitute.
Bore, outside diameter, and widthRecord this before searching for a substitute.
Bearing type and row configurationRecord this before searching for a substitute.
Seal, shield, clearance, and cage suffixesRecord this before searching for a substitute.
Housing, shaft, and operating environmentRecord this before searching for a substitute.
What must match02
Boundary dimensions and toleranceConfirm it against the original equipment, duty, and source documentation.
Radial and axial loadConfirm it against the original equipment, duty, and source documentation.
Speed and lubricationConfirm it against the original equipment, duty, and source documentation.
Sealing, temperature, and contaminationConfirm it against the original equipment, duty, and source documentation.
Housing and shaft fitConfirm it against the original equipment, duty, and source documentation.
Common searches03
What bearing replaces this number?
How do I identify a bearing by dimensions?
Can I replace a sealed bearing with an open bearing?
What does a bearing suffix mean?
Authoritative starting points04