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total hardness
In compliance with the new standard notified by the Ministry of Land
Length L-key: 72 1x L-keys (01319)
Overall Length: 6-5/8'' (168
NSK Cylindrical Roller Bearings, Single-Row Nj-Type, NJ221W ,D=105 Series_36^5300 total hardnessNSK Cylindrical Roller Bearings, Single Row Nj Type, NJ221W ,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 NJ221W 105 190 36 2. 1 2. 1 125 262 310 4300 6000 3400 4000 4. 57 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on
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