KH2030PP 20mm Sealed Ball Bushing 20x28x30mm Linear Motion Bearing 194mm width the NU309 inner diameter is

the NU309 inner diameter is 45mm

✅ Material: Stainless Steel with Ceramic Balls

axial loading is limited

✅ Max speed up to 49

✅ Seals: Dual rubber 2RS for dust protection

KH2030PP 20mm Sealed Ball Bushing 20x28x30mm Linear Motion Bearing 194mm width the NU309 inner diameter isKH2030PP Linear Motion Ball Bushing 20mm ID 28mm OD 30mm Length Sealed Design The KH2030PP is a precision linear motion ball bushing featuring 6 ball rows and rubber seals for smooth, clean operation. With a 20mm shaft diameter and compact form factor, its perfect for CNC machinery, 3D printers, and other guided motion systems requiring high repeatability. Pack size: 1 linear bearing Type: KH series linear motion ball bushing Shaft diameter (ID): 20mm