NSK 55BNR10STDUELP4Y SUPER PRECISION, ULTRA HIGH -  SPEED SPINDLE BEARINGS

Brand:                                            NSK

Nominal bearing bore                55 Bore diameter (mm)

Bearing type                                BNR:18 Degree Contact angle

Dimension                                    10: 10 Series

Boundary Dimensions               55mm x 90mm x 18mm

Material                                       S: Rolling elements (Bearing steel SUL2)   Ring (Bearing steel SUL2)

Cage                                             T: Phenolic resin case

Arrangement                              DU: Universal arrangement (double row)

Accuracy                                      P4Y: Special accuracy (Bore and outside dimeter exclusive to NSK.

                                                      Equivalent to ISO Class 4 ABEC – 7)

Limiting speeds                          Grease: 19.400 rpm Oil: 27,600 rpm

Static load rating                      12.5 KN

Dynamic load rating                15.1 KN

Permissible Axial Load             17.8 KN

Quantity                                     Two bearings

Made in Japan by NSK ltd.