Series

KA Thin Section Bearing

KA Thin Section Bearing model list with 56 individual model pages, dimensions, load ratings, drawings and selection information.

Product Introduction

Kaydon Reali-Slim Thin Section Bearings KA 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.

KA 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.

Model	Bore d	Outer D	Width B	Dynamic C	Static C0	Structure
KA020AR0 Thin Section Bearing	2 in / 50.8 mm	2.374 in / 60.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 405 lb / 1802 N; ISO radial 1,065 lb / 4737 N; thrust 960 lb / 4270 N	radial 790 lb / 3514 N; thrust 2,280 lb / 10142 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA020CP0 Thin Section Bearing	2 in / 50.8 mm	2.374 in / 60.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 393 lb / 1748 N; ISO radial 1,012 lb / 4502 N	radial 680 lb / 3025 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA020XP0 Thin Section Bearing	2 in / 50.8 mm	2.374 in / 60.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 514 lb / 2286 N; thrust 790 lb / 3514 N; moment 434 in-lb / 49 N·m	radial 680 lb / 3025 N; thrust 1,710 lb / 7606 N; moment 770 in-lb / 87 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA025AR0 Thin Section Bearing	2.5 in / 63.5 mm	2.874 in / 73 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 459 lb / 2042 N; ISO radial 1,150 lb / 5115 N; thrust 1,100 lb / 4893 N	radial 960 lb / 4270 N; thrust 2,780 lb / 12366 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA025CP0 Thin Section Bearing	2.5 in / 63.5 mm	2.874 in / 73 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 442 lb / 1966 N; ISO radial 1,094 lb / 4866 N	radial 830 lb / 3692 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA025XP0 Thin Section Bearing	2.5 in / 63.5 mm	2.874 in / 73 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 583 lb / 2593 N; thrust 910 lb / 4048 N; moment 601 in-lb / 67.9 N·m	radial 830 lb / 3692 N; thrust 2,090 lb / 9297 N; moment 1,150 in-lb / 129.9 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA027XP0 Thin Section Bearing	2.7 in / 68.6 mm	3.074 in / 78.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 614 lb / 2731 N; thrust 960 lb / 4270 N; moment 690 in-lb / 78 N·m	radial 910 lb / 4048 N; thrust 2,275 lb / 10120 N; moment 1,365 in-lb / 154.2 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA030AR0 Thin Section Bearing	3 in / 76.2 mm	3.374 in / 85.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 507 lb / 2255 N; ISO radial 1,225 lb / 5449 N; thrust 1,230 lb / 5471 N	radial 1,140 lb / 5071 N; thrust 3,290 lb / 14635 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA030CP0 Thin Section Bearing	3 in / 76.2 mm	3.374 in / 85.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 487 lb / 2166 N; ISO radial 1,166 lb / 5187 N	radial 990 lb / 4404 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA030XP0 Thin Section Bearing	3 in / 76.2 mm	3.374 in / 85.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 643 lb / 2860 N; thrust 1,010 lb / 4493 N; moment 785 in-lb / 88.7 N·m	radial 990 lb / 4404 N; thrust 2,470 lb / 10987 N; moment 1,600 in-lb / 180.8 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA035AR0 Thin Section Bearing	3.5 in / 88.9 mm	3.874 in / 98.4 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 552 lb / 2455 N; ISO radial 1,292 lb / 5747 N; thrust 1,350 lb / 6005 N	radial 1,310 lb / 5827 N; thrust 3,790 lb / 16859 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA035CP0 Thin Section Bearing	3.5 in / 88.9 mm	3.874 in / 98.4 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 530 lb / 2358 N; ISO radial 1,230 lb / 5471 N	radial 1,140 lb / 5071 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA035XP0 Thin Section Bearing	3.5 in / 88.9 mm	3.874 in / 98.4 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 701 lb / 3118 N; thrust 1,110 lb / 4938 N; moment 986 in-lb / 111.4 N·m	radial 1,140 lb / 5071 N; thrust 2,850 lb / 12677 N; moment 2,130 in-lb / 240.7 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA040AR0 Thin Section Bearing	4 in / 101.6 mm	4.374 in / 111.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 595 lb / 2647 N; ISO radial 1,353 lb / 6018 N; thrust 1,470 lb / 6539 N	radial 1,490 lb / 6628 N; thrust 4,300 lb / 19127 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA040CP0 Thin Section Bearing	4 in / 101.6 mm	4.374 in / 111.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 571 lb / 2540 N; ISO radial 1,289 lb / 5734 N	radial 1,290 lb / 5738 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA040CZ0 Thin Section Bearing	4 in / 101.6 mm	4.374 in / 111.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	—	—	Type C, Radial contact Reali-Slim thin section ball bearing
KA040XP0 Thin Section Bearing	4 in / 101.6 mm	4.374 in / 111.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 756 lb / 3363 N; thrust 1,210 lb / 5382 N; moment 1,205 in-lb / 136.1 N·m	radial 1,290 lb / 5738 N; thrust 3,220 lb / 14323 N; moment 2,740 in-lb / 309.6 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA042AR0 Thin Section Bearing	4.2 in / 106.7 mm	4.574 in / 116.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 616 lb / 2740 N; ISO radial 1,382 lb / 6147 N; thrust 1,530 lb / 6806 N	radial 1,580 lb / 7028 N; thrust 4,550 lb / 20239 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA042CP0 Thin Section Bearing	4.2 in / 106.7 mm	4.574 in / 116.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 591 lb / 2629 N; ISO radial 1,317 lb / 5858 N	radial 1,370 lb / 6094 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA042XP0 Thin Section Bearing	4.2 in / 106.7 mm	4.574 in / 116.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 783 lb / 3483 N; thrust 1,260 lb / 5605 N; moment 1,321 in-lb / 149.3 N·m	radial 1,370 lb / 6094 N; thrust 3,410 lb / 15168 N; moment 3,070 in-lb / 346.9 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA045AR0 Thin Section Bearing	4.5 in / 114.3 mm	4.874 in / 123.8 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 637 lb / 2834 N; ISO radial 1,410 lb / 6272 N; thrust 1,580 lb / 7028 N	radial 1,660 lb / 7384 N; thrust 4,810 lb / 21396 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA045CP0 Thin Section Bearing	4.5 in / 114.3 mm	4.874 in / 123.8 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 610 lb / 2713 N; ISO radial 1,344 lb / 5978 N	radial 1,440 lb / 6405 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA045XP0 Thin Section Bearing	4.5 in / 114.3 mm	4.874 in / 123.8 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 809 lb / 3599 N; thrust 1,310 lb / 5827 N; moment 1,441 in-lb / 162.8 N·m	radial 1,440 lb / 6405 N; thrust 3,600 lb / 16014 N; moment 3,420 in-lb / 386.4 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA047AR0 Thin Section Bearing	4.7 in / 119.4 mm	5.074 in / 128.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 657 lb / 2922 N; ISO radial 1,437 lb / 6392 N; thrust 1,640 lb / 7295 N	radial 1,750 lb / 7784 N; thrust 5,060 lb / 22508 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA047CP0 Thin Section Bearing	4.7 in / 119.4 mm	5.074 in / 128.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 629 lb / 2798 N; ISO radial 1,369 lb / 6090 N	radial 1,520 lb / 6761 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA047XP0 Thin Section Bearing	4.7 in / 119.4 mm	5.074 in / 128.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 834 lb / 3710 N; thrust 1,350 lb / 6005 N; moment 1,565 in-lb / 176.8 N·m	radial 1,520 lb / 6761 N; thrust 3,790 lb / 16859 N; moment 3,790 in-lb / 428.2 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA050AR0 Thin Section Bearing	5 in / 127 mm	5.374 in / 136.5 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 676 lb / 3007 N; ISO radial 1,463 lb / 6508 N; thrust 1,690 lb / 7517 N	radial 1,840 lb / 8185 N; thrust 5,310 lb / 23620 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA050CP0 Thin Section Bearing	5 in / 127 mm	5.374 in / 136.5 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 648 lb / 2882 N; ISO radial 1,394 lb / 6201 N	radial 1,590 lb / 7073 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA050XP0 Thin Section Bearing	5 in / 127 mm	5.374 in / 136.5 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 859 lb / 3821 N; thrust 1,400 lb / 6228 N; moment 1,693 in-lb / 191.3 N·m	radial 1,590 lb / 7073 N; thrust 3,980 lb / 17704 N; moment 4,180 in-lb / 472.3 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA055AR0 Thin Section Bearing	5.5 in / 139.7 mm	5.874 in / 149.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 715 lb / 3180 N; ISO radial 1,513 lb / 6730 N; thrust 1,800 lb / 8007 N	radial 2,020 lb / 8985 N; thrust 5,820 lb / 25889 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA055CP0 Thin Section Bearing	5.5 in / 139.7 mm	5.874 in / 149.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 685 lb / 3047 N; ISO radial 1,442 lb / 6414 N	radial 1,750 lb / 7784 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA055XP0 Thin Section Bearing	5.5 in / 139.7 mm	5.874 in / 149.2 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 908 lb / 4039 N; thrust 1,480 lb / 6583 N; moment 1,959 in-lb / 221.3 N·m	radial 1,750 lb / 7784 N; thrust 4,360 lb / 19394 N; moment 5,020 in-lb / 567.2 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA060AR0 Thin Section Bearing	6 in / 152.4 mm	6.374 in / 161.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 752 lb / 3345 N; ISO radial 1,561 lb / 6944 N; thrust 1,900 lb / 8452 N	radial 2,190 lb / 9742 N; thrust 6,320 lb / 28113 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA060CP0 Thin Section Bearing	6 in / 152.4 mm	6.374 in / 161.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 720 lb / 3203 N; ISO radial 1,487 lb / 6615 N	radial 1,900 lb / 8452 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA060XP0 Thin Section Bearing	6 in / 152.4 mm	6.374 in / 161.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 955 lb / 4248 N; thrust 1,570 lb / 6984 N; moment 2,240 in-lb / 253.1 N·m	radial 1,900 lb / 8452 N; thrust 4,740 lb / 21085 N; moment 5,930 in-lb / 670 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA065AR0 Thin Section Bearing	6.5 in / 165.1 mm	6.874 in / 174.6 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 788 lb / 3505 N; ISO radial 1,605 lb / 7139 N; thrust 2,000 lb / 8896 N	radial 2,370 lb / 10542 N; thrust 6,830 lb / 30381 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA065CP0 Thin Section Bearing	6.5 in / 165.1 mm	6.874 in / 174.6 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 754 lb / 3354 N; ISO radial 1,530 lb / 6806 N	radial 2,050 lb / 9119 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA065XP0 Thin Section Bearing	6.5 in / 165.1 mm	6.874 in / 174.6 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,001 lb / 4453 N; thrust 1,650 lb / 7340 N; moment 2,535 in-lb / 286.4 N·m	radial 2,050 lb / 9119 N; thrust 5,120 lb / 22775 N; moment 6,910 in-lb / 780.7 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA070AR0 Thin Section Bearing	7 in / 177.8 mm	7.374 in / 187.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 823 lb / 3661 N; ISO radial 1,648 lb / 7331 N; thrust 2,100 lb / 9341 N	radial 2,540 lb / 11298 N; thrust 7,340 lb / 32650 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA070CP0 Thin Section Bearing	7 in / 177.8 mm	7.374 in / 187.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 787 lb / 3501 N; ISO radial 1,571 lb / 6988 N	radial 2,200 lb / 9786 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA070XP0 Thin Section Bearing	7 in / 177.8 mm	7.374 in / 187.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,046 lb / 4653 N; thrust 1,730 lb / 7695 N; moment 2,844 in-lb / 321.3 N·m	radial 2,200 lb / 9786 N; thrust 5,500 lb / 24465 N; moment 7,980 in-lb / 901.6 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA075AR0 Thin Section Bearing	7.5 in / 190.5 mm	7.874 in / 200 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 857 lb / 3812 N; ISO radial 1,689 lb / 7513 N; thrust 2,190 lb / 9742 N	radial 2,720 lb / 12099 N; thrust 7,840 lb / 34874 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA075CP0 Thin Section Bearing	7.5 in / 190.5 mm	7.874 in / 200 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 820 lb / 3648 N; ISO radial 1,610 lb / 7162 N	radial 2,350 lb / 10453 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA075XP0 Thin Section Bearing	7.5 in / 190.5 mm	7.874 in / 200 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,089 lb / 4844 N; thrust 1,810 lb / 8051 N; moment 3,165 in-lb / 357.6 N·m	radial 2,350 lb / 10453 N; thrust 5,880 lb / 26156 N; moment 9,120 in-lb / 1030.4 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA080AR0 Thin Section Bearing	8 in / 203.2 mm	8.374 in / 212.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 890 lb / 3959 N; ISO radial 1,728 lb / 7687 N; thrust 2,280 lb / 10142 N	radial 2,890 lb / 12855 N; thrust 8,350 lb / 37143 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA080CP0 Thin Section Bearing	8 in / 203.2 mm	8.374 in / 212.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 851 lb / 3785 N; ISO radial 1,647 lb / 7326 N	radial 2,500 lb / 11121 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA080XP0 Thin Section Bearing	8 in / 203.2 mm	8.374 in / 212.7 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,131 lb / 5031 N; thrust 1,890 lb / 8407 N; moment 3,499 in-lb / 395.3 N·m	radial 2,500 lb / 11121 N; thrust 6,260 lb / 27846 N; moment 10,330 in-lb / 1167.1 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA090AR0 Thin Section Bearing	9 in / 228.6 mm	9.374 in / 238.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 954 lb / 4244 N; ISO radial 1,802 lb / 8016 N; thrust 2,470 lb / 10987 N	radial 3,240 lb / 14412 N; thrust 9,360 lb / 41635 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA090CP0 Thin Section Bearing	9 in / 228.6 mm	9.374 in / 238.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 912 lb / 4057 N; ISO radial 1,718 lb / 7642 N	radial 2,810 lb / 12499 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA090XP0 Thin Section Bearing	9 in / 228.6 mm	9.374 in / 238.1 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,212 lb / 5391 N; thrust 2,040 lb / 9074 N; moment 4,204 in-lb / 475 N·m	radial 2,810 lb / 12499 N; thrust 7,020 lb / 31227 N; moment 12,990 in-lb / 1467.7 N·m	Type X, Four-point contact Reali-Slim thin section ball bearing
KA100AR0 Thin Section Bearing	10 in / 254 mm	10.374 in / 263.5 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,014 lb / 4510 N; ISO radial 1,871 lb / 8323 N; thrust 2,640 lb / 11743 N	radial 3,590 lb / 15969 N; thrust 10,370 lb / 46128 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA100CP0 Thin Section Bearing	10 in / 254 mm	10.374 in / 263.5 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 969 lb / 4310 N; ISO radial 1,784 lb / 7936 N	radial 3,110 lb / 13834 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA110AR0 Thin Section Bearing	11 in / 279.4 mm	11.374 in / 288.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,072 lb / 4768 N; ISO radial 1,936 lb / 8612 N; thrust 2,810 lb / 12499 N	radial 3,940 lb / 17526 N; thrust 11,380 lb / 50621 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA110CP0 Thin Section Bearing	11 in / 279.4 mm	11.374 in / 288.9 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,025 lb / 4559 N; ISO radial 1,846 lb / 8211 N	radial 3,410 lb / 15168 N	Type C, Radial contact Reali-Slim thin section ball bearing
KA120AR0 Thin Section Bearing	12 in / 304.8 mm	12.374 in / 314.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,128 lb / 5018 N; ISO radial 1,998 lb / 8888 N; thrust 2,970 lb / 13211 N	radial 4,290 lb / 19083 N; thrust 12,390 lb / 55113 N	Type A, Angular contact Reali-Slim thin section ball bearing
KA120CP0 Thin Section Bearing	12 in / 304.8 mm	12.374 in / 314.3 mm	0.187 x 0.187 in / 4.75 x 4.75 mm	radial 1,078 lb / 4795 N; ISO radial 1,904 lb / 8469 N	radial 3,720 lb / 16547 N	Type C, Radial contact Reali-Slim thin section ball bearing

View Models

56 models