NSK Cylindrical Roller Bearings, Single-Row N-Type, N311W ,D=55 Series_38^7200 and weather

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NSK Cylindrical Roller Bearings, Single-Row N-Type, N311W ,D=55 Series_38^7200 and weatherNSK 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: