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Single Angular Contact Thrust Ball Bearing for Ball Screws
Unit of Measure
1 2 

Item #

d

D

B

r

Static Load Rating

Dynamic Load Rating

BST40X72-20EP4/2AS N/A 1.5748 in40.000 mm N/A 2.8346 in72.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 15700 lbf70000 N70.00 kN N/A 6950 lbf31000 N31.00 kN
BST40X90-1BP4 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 29200 lbf130000 N130.00 kN N/A 13200 lbf58500 N58.50 kN
BST40X90-3BP4 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 29200 lbf130000 N130.00 kN N/A 13200 lbf58500 N58.50 kN
BST45X75-1BP4 N/A 1.7717 in45.000 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 17400 lbf77500 N77.50 kN N/A 7200 lbf32000 N32.00 kN
BST45X100-1BP4 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST50X100-1BP4 N/A 1.9685 in50.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST55X120-1BL1P4 N/A 2.1654 in55.000 mm N/A 4.7244 in120.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 41000 lbf183000 N183.00 kN N/A 15000 lbf66500 N66.50 kN
2A-BST45X100-1BP4 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
2A-BST60X120-1BP4 N/A 2.3622 in60.000 mm N/A 4.7244 in120.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 41000 lbf183000 N183.00 kN N/A 15000 lbf66500 N66.50 kN
BST17X47-1B N/A 0.6693 in17.000 mm N/A 1.8504 in47.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 8450 lbf37500 N37.50 kN N/A 5450 lbf24300 N24.30 kN
BST20X47-1B N/A 0.7874 in20.000 mm N/A 1.8504 in47.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 8450 lbf37500 N37.50 kN N/A 5450 lbf24300 N24.30 kN
BST25X62-1B N/A 0.9843 in25.000 mm N/A 2.4409 in62.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 13300 lbf59000 N59.00 kN N/A 6550 lbf29200 N29.20 kN
BST30X62-1B N/A 1.1811 in30.000 mm N/A 2.4409 in62.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 13300 lbf59000 N59.00 kN N/A 6550 lbf29200 N29.20 kN
BST35X72-1B N/A 1.3780 in35.000 mm N/A 2.8346 in72.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 15700 lbf70000 N70.00 kN N/A 6950 lbf31000 N31.00 kN
BST40X72-1B N/A 1.5748 in40.000 mm N/A 2.8346 in72.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 15700 lbf70000 N70.00 kN N/A 6950 lbf31000 N31.00 kN
BST40X90-1B N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 29200 lbf130000 N130.00 kN N/A 13200 lbf58500 N58.50 kN
BST40X90-20BP4 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 29200 lbf130000 N130.00 kN N/A 13200 lbf58500 N58.50 kN
BST45X100-1B N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST45X75-1B N/A 1.7717 in45.000 mm N/A 2.9528 in75.000 mm N/A 0.5906 in15.000 mm N/A 0.0394 in1.000 mm N/A 17400 lbf77500 N77.50 kN N/A 7200 lbf32000 N32.00 kN
BST50X100-1B N/A 1.9685 in50.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST55X100-1B N/A 2.1654 in55.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST55X100-1BP4 N/A 2.1654 in55.000 mm N/A 3.9370 in100.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 34500 lbf153000 N153.00 kN N/A 13900 lbf62000 N62.00 kN
BST55X120-1B N/A 2.1654 in55.000 mm N/A 4.7244 in120.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 41000 lbf183000 N183.00 kN N/A 15000 lbf66500 N66.50 kN
BST60X120-1B N/A 2.3622 in60.000 mm N/A 4.7244 in120.000 mm N/A 0.7874 in20.000 mm N/A 0.0394 in1.000 mm N/A 41000 lbf183000 N183.00 kN N/A 15000 lbf66500 N66.50 kN
Unit of Measure
1 2