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BT4B 330742 A/HA4 Four-row tapered roller bearings
Dimensions: Bore (Inner) Diameter: 863.6 mm； Outer Diameter: 1219.1 mm； Width (Thickness): ;

BT4B 330742 A/HA4
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Product Attributes
Product NumberBT4B 330742 A/HA4
System of MeasurementMetric
Bearing TypeRoller
Roller Bearing TypeTapered Roller
TypeBearing
For Load DirectionCombined Radial and Thrust
ConstructionFour-row
Seal TypeOpen
Bore Dia863.6 mm
Bore Dia Tolerance-0.1mm to 0
Outer Dia1219.1 mm
Outer Dia Tolerance-0.165mm to 0
Total Bearing Width Over Inner Rings876.3 mm
Total Bearing Width Over Outer Rings889 mm
Ring Material52100 Chrome Steel
Cage MaterialSteel
Roller Material52100 Chrome Steel
Dynamic Radial Load6322500 lbf
Static Radial Load18337500 lbf
LubricationRequired
Temperature Range-30° to 110 °C
ABEC RatingABEC-1
RoHSCompliant
REACHCompliant
Weight7650.04 lb
Radial ClearanceStandard (Available in C3/C4/C5)
BT4B 330742 A/HA4
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