This 6812 DD bearing is a Sealed Thin Section Radial Ball Bearing with a standard radial internal clearance
This 51207 bearing is a Single direction thrust bearing with a flat housing locating washer
This S7012CEGA/P4A bearing is a Super Precision angular contact bearing with 2 rubber seals
This 1313-K-TVH-C3 bearing is a double row
the BTW55CTN9/SP Super Precision Angular Contact Thrust Bearing has a double direction design which provides enhanced versatility and reliability in machinery
NU2236-E-M1A - FAG Cylindrical Roller Bearing - 180x320x86mm IKO CRH26VBUU This 6812 DD bearing isThis NU2236 E M1A bearing is a single row cylindrical roller bearing, it has no flanges on the inner ring, an increased capacity design, a two piece solid brass cage, rib guided on outer ring and a normal radial internal clearance. The bearing's dimensions are 180x320x86. NU 22 36 E M1A Two Flanges on Outer Ring and No Flanges on Inner Ring Light, Wide Series 180mm Bore Size Increased Capacity Design Solid Brass Cage, Two piece, Rib guided on Outer