Bearing Distributors, an Applied Company
Bearing Distributors, an Applied Company
930 South Stadium Road
Columbia, SC 29201
Phone: (800) 934-2834
Fax: (803) 256-3824
Email: sales@ibearing.com
Website: www.bearingdistributors.com
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Triple Row Angular Contact Thrust Ball Bearing for Ball Screws
Triple-Row Angular Contact Thrust Ball Bearings for Ball Screws - Dimensions
Unit of Measure
1 2 3 4 

Item #

d

D

B

r

Static Load Rating

Dynamic Load Rating

BST45X100-1BDBT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST45X100-1BDFT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST45X100-1BDTT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 103000 lbf459000 N459.00 kN N/A 30000 lbf134000 N134.00 kN
BST45X100-1BLXLDBT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST45X100-1BLXLDFT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST45X100-1BLXLDTT N/A 1.7717 in45 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 103000 lbf459000 N459.00 kN N/A 30000 lbf134000 N134.00 kN
BST45X75-1BDBT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 35000 lbf155000 N155.00 kN N/A 11700 lbf52000 N52.00 kN
BST45X75-1BDBT+1#02 N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A N/A
BST45X75-1BDFT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 35000 lbf155000 N155.00 kN N/A 11700 lbf52000 N52.00 kN
BST45X75-1BDTT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 52000 lbf232000 N232.00 kN N/A 15600 lbf69500 N69.50 kN
BST45X75-1BLXLDBT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 35000 lbf155000 N155.00 kN N/A 11700 lbf52000 N52.00 kN
BST45X75-1BLXLDFT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 35000 lbf155000 N155.00 kN N/A 11700 lbf52000 N52.00 kN
BST45X75-1BLXLDTT N/A 1.7717 in45 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15 mm N/A 0.0394 in1.000 mm N/A 52000 lbf232000 N232.00 kN N/A 15600 lbf69500 N69.50 kN
BST50X100-1BDBT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST50X100-1BDFT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST50X100-1BDFTP4 N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST50X100-1BDTT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 103000 lbf459000 N459.00 kN N/A 30000 lbf134000 N134.00 kN
BST50X100-1BLXLDBT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST50X100-1BLXLDFT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST50X100-1BLXLDTT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 103000 lbf459000 N459.00 kN N/A 30000 lbf134000 N134.00 kN
BST55X100-1BDBT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST55X100-1BDFT N/A 2.1654 in55 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST55X100-1BDTT N/A 2.1654 in55 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 103000 lbf459000 N459.00 kN N/A 30000 lbf134000 N134.00 kN
BST55X100-1BLXLDBT N/A 1.9685 in50 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
BST55X100-1BLXLDFT N/A 2.1654 in55 mm N/A 3.937 in100.000 mm N/A 0.7874 in20 mm N/A 0.0394 in1.000 mm N/A 68500 lbf305000 N305.00 kN N/A 22700 lbf101000 N101.00 kN
Unit of Measure
1 2 3 4