




LR203NPPU Track Roller Bearing 17x47x12mm - Sealed Cam Follower
UPC: 00193019054611
Type: Track Roller Single Row Bearing
Size: 17mm x 47mm x 12mm
Bearing Inner Diameter: 17mm
Bearing Outer Diameter: 47mm
LR203NPPU Track Roller Bearing
✔️ Sealed Single Row - 17mm x 47mm x 12mm
The LR203NPPU is a sealed track roller bearing designed for cam followers, linear tracks, and guide rails. With a 17mm bore and 47mm outer diameter, it’s built to handle both radial and axial loads while rolling smoothly on cam or rail surfaces.
âś… Sealed single-row ball bearing
âś… Inner diameter: 17mm
âś… Outer diameter: 47mm
âś… Width: 12mm
âś… Load rating (radial): 8,400 N
âś… Load rating (axial): 4,400 N
âś… Max speed: 9,000 RPM
âś… Includes 1 track roller bearing
Dimensions Table (mm):
Bore (d) | Outer (D) | Width (B) | Contact Width (C) | Fillet Radius (Rs) | Outer Radius (R) |
---|---|---|---|---|---|
17 mm | 47 mm | 12 mm | 12 mm | 0.6 mm | 500 mm |
đź’ˇWhat are track roller bearings like LR203NPPU used for?
These bearings are designed to ride rails or grooves under heavy loads:
-
Support radial and axial forces in motion systems
-
Used in cam drives, conveyors, and track guides
-
Sealed design keeps grease in and grit out
-
Ideal for high-speed linear or guided motion
Need a tough, sealed roller for tracks or rails? This bearing’s ready to go - add it to your cart and keep your system rolling steady.