10-Pack Bearings R1238ZZ 3/8" x 3/4" x 0.196"inch machine component measures an inner diameter of

measures an inner diameter of 5/16"

6204ZZENR Nachi Ball Bearing

Static load rating Cor: 128

NJ206EG Nachi Cylindrical Roller Bearings

10-Pack Bearings R1238ZZ 3/8" x 3/4" x 0.196"inch machine component measures an inner diameter ofR1238ZZ Shielded Ball Bearings 10 Pack 3 8" x 3 4" x 0. 196" Chrome Steel with Double Metal Shields This 10 pack of R1238ZZ deep groove ball bearings is built for smooth, long lasting performance in compact mechanical systems. With a 3 8" inner diameter and double metal shields, these bearings are great for hobby motors, small gearboxes, and tight space applications where strength and cleanliness matter. Size: 3 8" (0. 375") ID x 3 4" (0. 75") OD x 0.