NSK Cylindrical Roller Bearings, Single-Row N-Type, N318W ,D=90 junghwa 4kN(650kgf) Safety Load (lead head)

4kN(650kgf) Safety Load (lead head) 2

INSERTS1 INSERTS2 HOUSING HANDLE Composite rubber

9 50 95 GENERAL CARBIDE DRILLS  H4401090 9 9 50 95 GENERAL CARBIDE DRILLS  H4401091 9

● Curved handles provide greater tool control

NSK Cylindrical Roller Bearings, Single-Row N-Type, N318W ,D=90 junghwa 4kN(650kgf) Safety Load (lead head)NSK Cylindrical Roller Bearings, Single Row N Type, N318W ,D=90 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 N318W 90 190 43 3 3 165 240 265 4500 2600 3000 5. 32 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their rings: