NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU421M ,D=105 YG-1 Its size is particularly suited

Its size is particularly suited to the most petty hands

30 6 8 60 4 8

Bottom blade is serrated in order to grip material

5 34 11000 　 7500 9000 0

NSK Cylindrical Roller Bearings, Single-Row  NU-Type, NU421M ,D=105 YG-1 Its size is particularly suitedNSK Cylindrical Roller Bearings, Single Row NU Type, NU421M ,D=105 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 NU421M 105 260 60 4 4 144. 5 495 555 2800 2400 3000 17. 3 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their