THIS IS A MINIATURE BALL BEARING. A MINIATURE BALL BEARING IS A TYPE OF SMALL ROLLING ELEMENT BEARING THAT USES ROLLER BALLS TO SEPERATE TWO BEARING RINGS OR BEARING RACES. PART NUMBERS R1212-ZZ, R1216ZZ, R1212Z, RI-1212-ZZ, RI1212-ZZ, R824ZZ AND 812SS. THE BEARINGS HAVE METAL SHIELDS ON BOTH SIDES AND ARE PRE-LUBRICATED. INSIDE DIAMETER: 1/2" OUTSIDE DIAMETER: 3/4", WIDTH: 5/32".

Warning:Lead-Nickel-Cancer and Reproductive Harm