Precision Cross Roller Bearing

Series

JB Thin Section Bearing

JB Thin Section Bearing model list with 24 individual model pages, dimensions, load ratings, drawings and selection information.

Product Introduction

Kaydon Reali-Slim Thin Section Bearings JB series covers Reali-Slim thin section bearing models for compact rotary designs.

Includes angular contact Type A, radial contact Type C and four-point contact Type X models.

Suitable for precision equipment, aerospace mechanisms, rotary systems and compact automation structures.

Provide the original model and application conditions for replacement selection.

JB Thin Section Bearing Specification Table

Open a model page for its drawing, mounting details and technical confirmation. Confirm the original drawing before production or replacement selection.

ModelBore dOuter DWidth BDynamic CStatic C0Structure
JB020CP0 Thin Section Bearing 2 in / 50.8 mm 2.625 in / 66.7 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 577 lb / 2567 N; ISO radial 1,431 lb / 6365 N radial 930 lb / 4137 N Double sealed Type C, Reali-Slim thin section ball bearing
JB020XP0 Thin Section Bearing 2 in / 50.8 mm 2.625 in / 66.7 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 758 lb / 3372 N; thrust 1,130 lb / 5026 N; moment 658 in-lb / 74.3 N·m radial 930 lb / 4137 N; thrust 2,340 lb / 10409 N; moment 1,080 in-lb / 122 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB025CP0 Thin Section Bearing 2.5 in / 63.5 mm 3.125 in / 79.4 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 644 lb / 2865 N; ISO radial 1,549 lb / 6890 N radial 1,140 lb / 5071 N Double sealed Type C, Reali-Slim thin section ball bearing
JB025XP0 Thin Section Bearing 2.5 in / 63.5 mm 3.125 in / 79.4 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 848 lb / 3772 N; thrust 1,290 lb / 5738 N; moment 895 in-lb / 101.1 N·m radial 1,140 lb / 5071 N; thrust 2,840 lb / 12633 N; moment 1,600 in-lb / 180.8 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB030CP0 Thin Section Bearing 3 in / 76.2 mm 3.625 in / 92.1 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 707 lb / 3145 N; ISO radial 1,651 lb / 7344 N radial 1,340 lb / 5961 N Double sealed Type C, Reali-Slim thin section ball bearing
JB030XP0 Thin Section Bearing 3 in / 76.2 mm 3.625 in / 92.1 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 933 lb / 4150 N; thrust 1,440 lb / 6405 N; moment 1,159 in-lb / 130.9 N·m radial 1,340 lb / 5961 N; thrust 3,350 lb / 14902 N; moment 2,220 in-lb / 250.8 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB035CP0 Thin Section Bearing 3.5 in / 88.9 mm 4.125 in / 104.8 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 767 lb / 3412 N; ISO radial 1,743 lb / 7753 N radial 1,540 lb / 6850 N Double sealed Type C, Reali-Slim thin section ball bearing
JB035XP0 Thin Section Bearing 3.5 in / 88.9 mm 4.125 in / 104.8 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,014 lb / 4510 N; thrust 1,590 lb / 7073 N; moment 1,450 in-lb / 163.8 N·m radial 1,540 lb / 6850 N; thrust 3,860 lb / 17170 N; moment 2,940 in-lb / 332.2 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB040CP0 Thin Section Bearing 4 in / 101.6 mm 4.625 in / 117.5 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 825 lb / 3670 N; ISO radial 1,827 lb / 8127 N radial 1,750 lb / 7784 N Double sealed Type C, Reali-Slim thin section ball bearing
JB040XP0 Thin Section Bearing 4 in / 101.6 mm 4.625 in / 117.5 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,091 lb / 4853 N; thrust 1,720 lb / 7651 N; moment 1,764 in-lb / 199.3 N·m radial 1,750 lb / 7784 N; thrust 4,370 lb / 19439 N; moment 3,770 in-lb / 426 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB042CP0 Thin Section Bearing 4.25 in / 107.9 mm 4.875 in / 123.8 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 846 lb / 3763 N; ISO radial 1,853 lb / 8243 N radial 1,830 lb / 8140 N Double sealed Type C, Reali-Slim thin section ball bearing
JB042XP0 Thin Section Bearing 4.25 in / 107.9 mm 4.875 in / 123.8 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,120 lb / 4982 N; thrust 1,780 lb / 7918 N; moment 1,917 in-lb / 216.6 N·m radial 1,830 lb / 8140 N; thrust 4,570 lb / 20328 N; moment 4,170 in-lb / 471.1 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB045CP0 Thin Section Bearing 4.5 in / 114.3 mm 5.125 in / 130.2 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 880 lb / 3914 N; ISO radial 1,904 lb / 8469 N radial 1,950 lb / 8674 N Double sealed Type C, Reali-Slim thin section ball bearing
JB045XP0 Thin Section Bearing 4.5 in / 114.3 mm 5.125 in / 130.2 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,165 lb / 5182 N; thrust 1,850 lb / 8229 N; moment 2,103 in-lb / 237.6 N·m radial 1,950 lb / 8674 N; thrust 4,880 lb / 21707 N; moment 4,690 in-lb / 529.9 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB047CP0 Thin Section Bearing 4.75 in / 120.6 mm 5.375 in / 136.5 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 901 lb / 4008 N; ISO radial 1,928 lb / 8576 N radial 2,030 lb / 9030 N Double sealed Type C, Reali-Slim thin section ball bearing
JB047XP0 Thin Section Bearing 4.75 in / 120.6 mm 5.375 in / 136.5 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,193 lb / 5307 N; thrust 1,900 lb / 8452 N; moment 2,265 in-lb / 255.9 N·m radial 2,030 lb / 9030 N; thrust 5,080 lb / 22597 N; moment 5,140 in-lb / 580.7 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB050CP0 Thin Section Bearing 5 in / 127 mm 5.625 in / 142.9 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 933 lb / 4150 N; ISO radial 1,976 lb / 8790 N radial 2,150 lb / 9564 N Double sealed Type C, Reali-Slim thin section ball bearing
JB050XP0 Thin Section Bearing 5 in / 127 mm 5.625 in / 142.9 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,236 lb / 5498 N; thrust 1,980 lb / 8807 N; moment 2,463 in-lb / 278.3 N·m radial 2,150 lb / 9564 N; thrust 5,380 lb / 23931 N; moment 5,720 in-lb / 646.3 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB055CP0 Thin Section Bearing 5.5 in / 139.7 mm 6.125 in / 155.6 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 984 lb / 4377 N; ISO radial 2,044 lb / 9092 N radial 2,360 lb / 10498 N Double sealed Type C, Reali-Slim thin section ball bearing
JB055XP0 Thin Section Bearing 5.5 in / 139.7 mm 6.125 in / 155.6 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,304 lb / 5800 N; thrust 2,100 lb / 9341 N; moment 2,844 in-lb / 321.3 N·m radial 2,360 lb / 10498 N; thrust 5,890 lb / 26200 N; moment 6,850 in-lb / 773.9 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB060CP0 Thin Section Bearing 6 in / 152.4 mm 6.625 in / 168.3 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,034 lb / 4599 N; ISO radial 2,108 lb / 9377 N radial 2,560 lb / 11387 N Double sealed Type C, Reali-Slim thin section ball bearing
JB060XP0 Thin Section Bearing 6 in / 152.4 mm 6.625 in / 168.3 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,371 lb / 6099 N; thrust 2,220 lb / 9875 N; moment 3,247 in-lb / 366.9 N·m radial 2,560 lb / 11387 N; thrust 6,400 lb / 28469 N; moment 8,080 in-lb / 912.9 N·m Double sealed Type X, Reali-Slim thin section ball bearing
JB065CP0 Thin Section Bearing 6.5 in / 165.1 mm 7.125 in / 181 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,082 lb / 4813 N; ISO radial 2,168 lb / 9644 N radial 2,760 lb / 12277 N Double sealed Type C, Reali-Slim thin section ball bearing
JB065XP0 Thin Section Bearing 6.5 in / 165.1 mm 7.125 in / 181 mm 0.312 x 0.312 in / 7.92 x 7.92 mm radial 1,435 lb / 6383 N; thrust 2,340 lb / 10409 N; moment 3,668 in-lb / 414.4 N·m radial 2,760 lb / 12277 N; thrust 6,910 lb / 30737 N; moment 9,410 in-lb / 1063.2 N·m Double sealed Type X, Reali-Slim thin section ball bearing

View Models

24 models

Bore Range50 - 166 mm
Outer Range66 - 181 mm
Width Range7 - 8 mm
JB Series JB020CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB020XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB025CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB025XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB030CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB030XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB035CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB035XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB040CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB040XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB042CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB042XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB045CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB045XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB047CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB047XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB050CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB050XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB055CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB055XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB060CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB060XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing JB Series JB065CP0 Thin Section Bearing Double sealed Type C, Reali-Slim thin section ball bearing JB Series JB065XP0 Thin Section Bearing Double sealed Type X, Reali-Slim thin section ball bearing