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16:36:10 GMT+0000 (Coordinated Universal Time)
81248-M
Axial cylindrical roller bearing
Axial cylindrical roller bearing 812..-M, single row
Replaces
812 48 M
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 240 mm | Bore diameter |
T | 78 mm | Height |
Ca | 1,380,000 N | Basic dynamic load rating, axial |
C0a | 5,000,000 N | Basic static load rating, axial |
Cua | 455,000 N | Fatigue load limit, axial |
nG | 990 1/min | Limiting speed |
nϑr | 340 1/min | Reference speed |
D | 340 mm | Outside diameter |
≈m | 21.95 kg | Weight |
Mounting dimensions
da min | 335 mm | Minimum diameter shaft shoulder |
Da max | 261 mm | Maximum diameter of housing shoulder |
ra max | 2.1 mm | Maximum recess radius |
Dimensions
D1 | 244 mm | Bore diameter housing washer |
d1 | 335 mm | Rip diameter shaft washer |
rmin | 2.1 mm | Minimum chamfer dimension |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Additional information
K81248-M | Axial roller and cage assembly | |
GS81248 | Housing Washer | |
WS81248 | Shaft washer |