Oil Seal TC 20x50x9mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring 27 width ✅ Si3N4 ceramic balls

✅ Si3N4 ceramic balls

pre-greased 2-pack bearings for motors and gearboxes These are two sealed deep groove ball bearings sized 40x62x12 mm

and drums - Keeps shaft alignment stable to reduce wear and vibration - Fits standard bore sizes like 15 mm and quick-mount UC202 housings - Great for DIY projects and tight-space installations

✅ Flange Diameter (G): 1-7/8" inch

✅ Double metal shields for contamination protection

Oil Seal TC 20x50x9mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring 27 width ✅ Si3N4 ceramic ballsThe TC20x50x9 is a double lip rotary shaft seal, block out dirt & lock in grease or oil. Designed for a shaft diameter of 20mm Width 9mm, with a bore diameter 50mm Nitrile Rubber Lip Material. Item Sku : TC20x50x9 Type : Oil and Grease Seal TC 20x50x9 mm Shaft diameter (inner): 20mm Housing bore (outer): 50mm Width : 9mm Size : 20mm x 50mm x 9mm Oil and Grease Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F Ideal for both