| Bearing No. | Basic Dimensions (mm) | Ball | Weight(Kg) | Basic load ratings | Limiting Speed (rpm) | Interchange | ||||||||
| d | D | B | Radial Co(N) | Radial Cr(N) | Thrust Co(N) | Thrust Cr(N) | Tilting Co(N) | Tilting Cr(N) | KAYDON | SILVERTHIN | ||||
| PRA020 | 50.8 | 63.5 | 6.35 | 27 | 0.045 | 3 020  | 
                                                                                        2 490  | 
                                                                                        4 800  | 
                                                                                        7 300  | 
                                                                                        55 | 80 | 8 890  | 
                                                                                        KA020CP0 | SA020CP0 | PRB020 | 50.8 | 66.675 | 7.938 | 23 | 0.073 | 4 140  | 
                                                                                        3 560  | 
                                                                                        6 490  | 
                                                                                        10 320  | 
                                                                                        80 | 120 | 8 650  | 
                                                                                        KB020CP0 | SB020CP0 | 
| PRA025 | 63.5 | 76.2 | 6.35 | 33 | 0.059 | 3 690  | 
                                                                                        2 710  | 
                                                                                        5 830  | 
                                                                                        7 870  | 
                                                                                        80 | 110 | 7 270  | 
                                                                                        KA025CP0 | SA025CP0 | PRB025 | 63.5 | 79.375 | 7.938 | 28 | 0.091 | 5 070  | 
                                                                                        3 830  | 
                                                                                        7 780  | 
                                                                                        11 170  | 
                                                                                        110 | 160 | 7 110  | 
                                                                                        KB025CP0 | SB025CP0 | 
| PRA030 | 76.2 | 88.9 | 6.35 | 39 | 0.068 | 4 400  | 
                                                                                        2 890  | 
                                                                                        6 810  | 
                                                                                        8 360  | 
                                                                                        110 | 140 | 6 150  | 
                                                                                        KA030CP0 | SA030CP0 | PRB030 | 76.2 | 92.075 | 7.938 | 33 | 0.109 | 5 960  | 
                                                                                        4 090  | 
                                                                                        9 120  | 
                                                                                        11 920  | 
                                                                                        150 | 200 | 6 040  | 
                                                                                        KB030CP0 | SB030CP0 | 
| PRA035 | 88.9 | 101.6 | 6.35 | 45 | 0.082 | 5 070  | 
                                                                                        3 070  | 
                                                                                        7 780  | 
                                                                                        8 850  | 
                                                                                        150 | 170 | 5 330  | 
                                                                                        KA035CP0 | SA035CP0 | PRB035 | 88.9 | 104.775 | 7.938 | 38 | 0.122 | 6 850  | 
                                                                                        4 310  | 
                                                                                        10 410  | 
                                                                                        12 500  | 
                                                                                        200 | 240 | 5 250  | 
                                                                                        KB035CP0 | SB035CP0 | 
| PRA040 | 101.6 | 114.3 | 6.35 | 51 | 0.086 | 5 740  | 
                                                                                        3 200  | 
                                                                                        8 810  | 
                                                                                        9 250  | 
                                                                                        190 | 200 | 4 710  | 
                                                                                        KA040CP0 | SA040CP0 | PRB040 | 101.6 | 117.475 | 7.938 | 43 | 0.136 | 7 780  | 
                                                                                        4 540  | 
                                                                                        11 700  | 
                                                                                        13 120  | 
                                                                                        260 | 290 | 4 640  | 
                                                                                        KB040CP0 | SB040CP0 | 
| PRC040 | 101.6 | 120.65 | 9.525 | 35 | 0.204 | 9 340  | 
                                                                                        5 740  | 
                                                                                        13 830  | 
                                                                                        16 640  | 
                                                                                        310 | 370 | 4 570  | 
                                                                                        KC040CP0 | SC040CP0 | PRD040 | 101.6 | 127 | 12.7 | 27 | 0.354 | 13 700  | 
                                                                                        10 010  | 
                                                                                        22 020  | 
                                                                                        29 000  | 
                                                                                        500 | 660 | 4 440  | 
                                                                                        KD040CP0 | SD040CP0 | 
| PRF040 | 101.6 | 139.7 | 19.05 | 19 | 0.862 | 23 840  | 
                                                                                        17 530  | 
                                                                                        35 500  | 
                                                                                        50 800  | 
                                                                                        860 | 1 230  | 
                                                                                        4 210  | 
                                                                                        KF040CP0 | SF040CP0 | PRG040 | 101.6 | 152.4 | 25.4 | 15 | 1.633 | 36 520  | 
                                                                                        29 800  | 
                                                                                        57 650  | 
                                                                                        86 470  | 
                                                                                        1 460  | 
                                                                                        2 200  | 
                                                                                        4 000  | 
                                                                                        KG040CP0 | SG040CP0 | 
| PRA042 | 107.95 | 120.65 | 6.35 | 54 | 0.091 | 6 090  | 
                                                                                        3 250  | 
                                                                                        9 300  | 
                                                                                        9 390  | 
                                                                                        210 | 210 | 4 440  | 
                                                                                        KA042CP0 | SA042CP0 | PRB042 | 107.95 | 123.825 | 7.938 | 45 | 0.141 | 8 140  | 
                                                                                        4 580  | 
                                                                                        12 190  | 
                                                                                        13 340  | 
                                                                                        280 | 310 | 4 380  | 
                                                                                        KB042CP0 | SB042CP0 | 
| PRC042 | 107.95 | 127 | 9.525 | 37 | 0.213 | 9 880  | 
                                                                                        5 870  | 
                                                                                        14 550  | 
                                                                                        17 040  | 
                                                                                        340 | 400 | 4 320  | 
                                                                                        KC042CP0 | SC042CP0 | PRD042 | 107.95 | 133.35 | 12.7 | 28 | 0.376 | 14 190  | 
                                                                                        10 100  | 
                                                                                        22 730  | 
                                                                                        29 270  | 
                                                                                        550 | 710 | 4 210  | 
                                                                                        KD042CP0 | SD042CP0 | 
| PRF042 | 107.95 | 146.05 | 19.05 | 20 | 0.907 | 25 090  | 
                                                                                        18 100  | 
                                                                                        37 370  | 
                                                                                        52 530  | 
                                                                                        950 | 1 330  | 
                                                                                        4 000  | 
                                                                                        KF042CP0 | SF042CP0 | PRG042 | 107.95 | 158.75 | 25.4 | 15 | 1.724 | 36 520  | 
                                                                                        29 800  | 
                                                                                        57 650  | 
                                                                                        86 470  | 
                                                                                        1 540  | 
                                                                                        2 310  | 
                                                                                        3 810  | 
                                                                                        KG042CP0 | SG042CP0 | 
| PRA045 | 114.3 | 127 | 6.35 | 57 | 0.1 | 6 410  | 
                                                                                        3 340  | 
                                                                                        9 790  | 
                                                                                        9 650  | 
                                                                                        240 | 230 | 4 210  | 
                                                                                        KA045CP0 | SA045CP0 | PRB045 | 114.3 | 130.175 | 7.938 | 48 | 0.15 | 8 670  | 
                                                                                        4 720  | 
                                                                                        12 990  | 
                                                                                        13 700  | 
                                                                                        320 | 330 | 4 160  | 
                                                                                        KB045CP0 | SB045CP0 | 
| PRC045 | 114.3 | 133.35 | 9.525 | 39 | 0.218 | 10 410  | 
                                                                                        6 010  | 
                                                                                        15 300  | 
                                                                                        17 390  | 
                                                                                        380 | 430 | 4 100  | 
                                                                                        KC045CP0 | SC045CP0 | PRD045 | 114.3 | 139.7 | 12.7 | 30 | 0.399 | 15 210  | 
                                                                                        10 450  | 
                                                                                        24 290  | 
                                                                                        30 340  | 
                                                                                        620 | 770 | 4 000  | 
                                                                                        KD045CP0 | SD045CP0 |