

For 80 mm shaft diameter metric series pillow block ball bearing units, SKF provides standard industrial options like the SKF Y-Bearing Plummer Block Unit (often under designations such as SYJ 80 TF / SY 80 TF using cast iron housings). Below are the key technical specifications for standard SKF 80 mm metric pillow block units: Specification Shaft Diameter (d) 80 mm Centre Height (H) 88.9 mm Overall Length (L) 290 mm – 300 mm Distance Between Bolt Holes (J) 232 mm Housing Overall Width (A) 78 mm Housing Material Grey Cast Iron (e.g., SYJ 516 / SY 516 housing series) Shaft Attachment Type Set screws (grub screws) on inner ring Lubrication Provision Built-in grease nipple / relubrication hole Sealing System Standard contact seals with flinger rings on both sides













