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6221-2Z
Deep groove ball bearing
Deep groove ball bearing 62..-2Z, single row, shields, steel sheet metal cage
Replaces
6221.2Z, 6221.2ZR
Product information


Metric
Imperial
Main Dimensions & Performance Data
d | 105 mm | Bore diameter |
D | 190 mm | Outside diameter |
B | 36 mm | Width |
Cr | 141,000 N | Basic dynamic load rating, radial |
C0r | 105,000 N | Basic static load rating, radial |
Cur | 5,800 N | Fatigue load limit, radial |
nG | 4,000 1/min | Limiting speed |
nϑr | 4,650 1/min | Reference speed |
≈m | 3.99 kg | Weight |
Mounting dimensions
da min | 117 mm | Minimum diameter shaft shoulder |
Da max | 178 mm | Maximum diameter of housing shoulder |
ra max | 2.1 mm | Maximum fillet radius |
Dimensions
rmin | 2.1 mm | Minimum chamfer dimension |
D1 | 163.28 mm | Shoulder diameter outer ring |
D2 | 168.06 mm | Caliber diameter outer ring |
d1 | 131.5 mm | Shoulder diameter inner ring |
Temperature range
Tmin | -20 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
f0 | 14.4 | Calculation factor |
Your current product variant
Sealing | 2Z | Non-contact shield on both sides |
Cage | JN | Steel sheet metal |
Tolerance class | PN | Normal (PN) |
Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
Lubricant | GA13 | Ball bearing and insert bearing grease, standard for D>62mm |
Radial internal clearance | CN (Group N) | Normal internal clearance |
Bore type | Z | Cylindrical |
Characteristics