A507ZZ Straightening Rollers bearing
Bore Size (d)                 5mm
Outside Diameter (D)         21mm
Thickness (B)                 6mm
Groove angle                  90°
groove bottom diameter（D1） 19mm
groove depth                1.5mm
R (min)                0.3
Cr(KN)                        2.2
Cor(KN)                   0.89
Weight（g）                 11
Material Science        Gcr15
A507ZZ Straightening Rollers bearing rings and rolling body material adopts Gcr15 bearing steel, vacuum quenching tempering, high strength and high wear resistance. Suitable for cable, steel bars and wires through continuous straightening shaping to obtain the final product. Such as machine tools - glass fiber cable (lawn mower), spring manufacturing machine, wire machine, reel, reel rewinding machine, non fine and high precision drawing etc.