Angular contact ball bearings, single row 7419 CBM
Bearing number : 7419 CBM
Size (mm) : 95x250x55
Brand : SKF
Bore Diameter (mm) : 95
Outer Diameter (mm) : 250
Width (mm) : 55
Bearing dimensions and specification in SKF catalogue:
d - 95 mm
D - 250 mm
B - 55 mm
d1 - - 144.69 mm
D1 - - 199.45 mm
a - 97 mm
r1,2 - min. - 4 mm
r3,4 - min. - 4 mm
da - min. - 55 mm
Da - max. - 110 mm
Db - max. - 221.5 mm
ra - max. - 2 mm
rb - max. - 2 mm
Basic dynamic load rating - C - 242 kN
Basic static load rating - C0 - 236 kN
Fatigue load limit - Pu - 7.6 kN
Reference speed - 3400 r/min
Limiting speed - 3400 r/min
Calculation factor - kr - 0.1
Calculation factor - ka - 1.6
Calculation factor - e - 1.14
Calculation factor - X - 0.57
Calculation factor - Y0 - 0.52
Calculation factor - Y1 - 0.55
Calculation factor - Y2 - 0.93
Calculation factor - X - 0.35
Calculation factor - Y0 - 0.26
Calculation factor - Y1 -
Calculation factor - Y2 - 0.57
Mass bearing - 13.5 kg
Best Practices for Bearing Handling and Stora
bearings first. Bearings supplied in housings (pillow blocks, flange units, etc.) should be stored flat on their bases, but the bearing inner rings should be rotated as per the instructions for stationary equipment. Shelf life of bearings varies with the type of packaging, preservative material, and storage environment. Uncapped bearings
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A simple rule for troubleshooting bearing temperatures: No more than 180 degrees Fahrenheit (82 degrees Celsius) on the housing. The bearing outer ring can be up to 20°F (11°C) hotter than the housing. The lubricant originally specified for the application was likely selected to run at lower ...
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I sold bearings for many years. IMHO, SKF are arguably the best, but to be fair there isn't a great deal of difference in quality between the various "better" brands these days. My personal preference is still SKF, but any reputable brand such as NTN, NSK, NACHI, KOYO and FAG will be of consistently excellent quality.
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In addition to the information provided on this page, consider what is provided under Deep groove ball bearings. For information on selecting the appropriate bearing for a given application, and interpreting the data on this page, refer to Bearing selection process. For general information on rolling bearings, refer to General bearing knowledge.
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