NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU311W ,D=55 Type_26^Single-Row  NU-Type ● Backed by the IRWIN

● Backed by the IRWIN VISE-GRIP Lifetime Guarantee

5 1 83 70 8000 11000 14

ROCUT PS 35

● Quick clamping function and wide working range

NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU311W ,D=55 Type_26^Single-Row  NU-Type ● Backed by the IRWINNSK Cylindrical Roller Bearings, Single Row NU Type, NU311W ,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 NU311W 55 120 29 2 2 70. 5 137 143 6000 4500 5600 1. 463 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their