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330758 BG Four-row tapered roller bearings
Dimensions: Bore (Inner) Diameter: 304.902 mm； Outer Diameter: 412.648 mm； Width (Thickness): ;

330758 BG
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Product Attributes
Product Number330758 BG
System of MeasurementMetric
Bearing TypeRoller
Roller Bearing TypeTapered Roller
TypeBearing
For Load DirectionCombined Radial and Thrust
ConstructionFour-row
Seal TypeOpen
Bore Dia304.902 mm
Bore Dia Tolerance-0.035mm to 0
Outer Dia412.648 mm
Outer Dia Tolerance-0.045mm to 0
Total Bearing Width Over Inner Rings266.7 mm
Total Bearing Width Over Outer Rings266.7 mm
Ring Material52100 Chrome Steel
Cage MaterialSteel
Roller Material52100 Chrome Steel
Dynamic Radial Load668250 lbf
Static Radial Load1687500 lbf
LubricationRequired
Temperature Range-30° to 110 °C
ABEC RatingABEC-1
RoHSCompliant
REACHCompliant
Weight227.08 lb
Radial ClearanceStandard (Available in C3/C4/C5)
330758 BG
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