MMRJA15 - R&M Imperial Cylindrical Roller - 15x42x13mm KMTA15 This QJ306MA bearing is a

This QJ306MA bearing is a a four point contact bearings with a machined brass cage with the outer ring centred and a normal internal clearance

LBD 50 UU Model Inscribed Circle Diameter (mm) Retainer Material - High Carbon Steel Material Type - High Carbon Steel Two End Seals Shape of External Cylinders - Standard Type High Accuracy Class

This BSB040072SUHP3 bearing is a ballscrew support bearing with a heavy preload

This 2310KTNC3 bearing is a double row

MMRJA15 - R&M Imperial Cylindrical Roller - 15x42x13mm KMTA15 This QJ306MA bearing is aThis MMRJA15 is a medium, metricseries Cylindrical Roller Bearing with two lips on the outer race, one lip on the inner race and a standard internal clearance. The bearing's dimensions are 15x42x13mm