NSK Cylindrical Roller Bearings, Single-Row N-Type, N311W ,D=55 Series_39^7300 83 210-2986 T9 50 3

83 210-2986 T9 50 3

Compared with the DB Type

BH-21P Number of blade included Medium-Sized extra-sharp black blade×1

matt chrome-plated 6-pcs

NSK Cylindrical Roller Bearings, Single-Row N-Type, N311W ,D=55 Series_39^7300 83 210-2986 T9 50 3NSK Cylindrical Roller Bearings, Single Row N Type, N311W ,D=55 Bearing Numbers Boundary Dimensions (mm) Basic Load Ratings (kN) Limiting Speeds (min 1) Mass (kg) approx. d D B r min. r1 min. Fw Ew Cr C0r Thermal Reference Mechanical Grease Oil N311W 55 120 29 2 2 104. 5 111 111 6300 4000 5000 1. 42 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their rings: