NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU256M ,D=280 IRWIN Part number Nominal size grip

Part number Nominal size grip weight Cutting Capacity (mm) （mm）  Material Spring （g） Wire Copper Wire 217-1180 EC-200 200 ▲  ○  265 1

OD SD LOC OAL FLUTE GENERAL HSS EQ401010 1 6 2

•Offset wrench head: for work in predicaments (e

9 12000 17000 15

Do not apply impact to wrenches by hitting them with a hammer

NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU256M ,D=280 IRWIN Part number Nominal size gripNSK Cylindrical Roller Bearings, Single Row NU Type, NU256M ,D=280 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 NU256M 280 500 80 5 5 340 1140 1680 1300 1100 1400 70. 7 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their