B542 Extra Light Torque Tube Type Airframe Control Bearing 1.3125" x 1.75" x 0.25" Ball Diameter - 4 inch (4") SM50GUU Bearing

SM50GUU Bearing

a standard bearing size with dimensions commonly used across many industries: 75mm x 160mm x 55mm

This 2-pack of hybrid ceramic ball bearings is designed for the HED 3 Tri-Spoke front hub

- NSK 6816DD

S6008ZZC4 Deep groove ball bearings single row Radial Bearing Stainless 40 mm ID x 68 mm OD x 15 mm Wide

B542 Extra Light Torque Tube Type Airframe Control Bearing 1.3125" x 1.75" x 0.25" Ball Diameter - 4 inch (4") SM50GUU BearingB542 Airframe Control Bearing Extra Light Torque Tube 1 5 16" x 1 3 4" x 1 4" The B542 is an open style, single row ball bearing built for torque tube and airframe control applications. This extra light duty bearing is made from chromium alloy, high carbon steel and comes lubricated with a preservative. It's engineered for weight sensitive aerospace setups where smooth rotation and minimal friction are key. Bore: 1 5 16" (1. 3125") Outer diameter: 1 3