| 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 | ||||
| PRF120 | 304.8 | 342.9 | 19.05 | 51 | 2.359 | 64 010  | 
                                                                                        27 160  | 
                                                                                        90 480  | 
                                                                                        76 510  | 
                                                                                        5 860  | 
                                                                                        4 950  | 
                                                                                        1 570  | 
                                                                                        KF120CP0 | SE120CP0 | PRG120 | 304.8 | 355.6 | 25.4 | 39 | 4.218 | 94 930  | 
                                                                                        47 550  | 
                                                                                        143 900  | 
                                                                                        137 850  | 
                                                                                        9 500  | 
                                                                                        9 100  | 
                                                                                        1 540  | 
                                                                                        KG120CP0 | SG120CP0 | 
| PRB140 | 355.6 | 371.475 | 7.938 | 143 | 0.476 | 25 840  | 
                                                                                        7 470  | 
                                                                                        37 590  | 
                                                                                        20 110  | 
                                                                                        2 730  | 
                                                                                        1 460  | 
                                                                                        1 400  | 
                                                                                        KB140CP0 | SB140CP0 | PRC140 | 355.6 | 374.65 | 9.525 | 115 | 0.689 | 30 740  | 
                                                                                        9 580  | 
                                                                                        43 680  | 
                                                                                        25 800  | 
                                                                                        3 190  | 
                                                                                        1 880  | 
                                                                                        1 390  | 
                                                                                        KC140CP0 | SC140CP0 | 
| PRD140 | 355.6 | 381 | 12.7 | 87 | 1.238 | 44 130  | 
                                                                                        15 390  | 
                                                                                        67 520  | 
                                                                                        44 620  | 
                                                                                        4 970  | 
                                                                                        3 290  | 
                                                                                        1 380  | 
                                                                                        KD140CP0 | SD140CP0 | PRF140 | 355.6 | 393.7 | 19.05 | 59 | 2.722 | 74 060  | 
                                                                                        29 450  | 
                                                                                        104 130  | 
                                                                                        80 470  | 
                                                                                        7 800  | 
                                                                                        6 030  | 
                                                                                        1 360  | 
                                                                                        KF140CP0 | SF140CP0 | 
| PRG140 | 355.6 | 406.4 | 25.4 | 45 | 4.899 | 109 520  | 
                                                                                        50 180  | 
                                                                                        164 940  | 
                                                                                        145 500  | 
                                                                                        12 570  | 
                                                                                        11 090  | 
                                                                                        1 330  | 
                                                                                        KG140CP0 | SG140CP0 | PRB160 | 406.4 | 422.275 | 7.938 | 163 | 0.544 | 29 450  | 
                                                                                        8 060  | 
                                                                                        42 790  | 
                                                                                        21 350  | 
                                                                                        3 540  | 
                                                                                        1 770  | 
                                                                                        1 230  | 
                                                                                        KB160CP0 | SB160CP0 | 
| PRC160 | 406.4 | 425.45 | 9.525 | 131 | 0.785 | 35 050  | 
                                                                                        10 320  | 
                                                                                        49 640  | 
                                                                                        26 910  | 
                                                                                        4 130  | 
                                                                                        2 240  | 
                                                                                        1 220  | 
                                                                                        KC160CP0 | SC160CP0 | PRD160 | 406.4 | 431.8 | 12.7 | 99 | 1.406 | 50 220  | 
                                                                                        16 410  | 
                                                                                        76 640  | 
                                                                                        46 710  | 
                                                                                        6 420  | 
                                                                                        3 920  | 
                                                                                        1 210  | 
                                                                                        KD160CP0 | SD160CP0 | 
| PRF160 | 406.4 | 444.5 | 19.05 | 67 | 3.221 | 84 070  | 
                                                                                        31 600  | 
                                                                                        117 790  | 
                                                                                        84 520  | 
                                                                                        10 020  | 
                                                                                        7 190  | 
                                                                                        1 190  | 
                                                                                        KF160CP0 | SF160CP0 | PRG160 | 406.4 | 457.2 | 25.4 | 51 | 5.579 | 124 150  | 
                                                                                        52 580  | 
                                                                                        185 980  | 
                                                                                        152 440  | 
                                                                                        16 060  | 
                                                                                        13 170  | 
                                                                                        1 180  | 
                                                                                        KG160CP0 | SG160CP0 | 
| PRB180 | 457.2 | 473.075 | 7.938 | 183 | 0.612 | 33 090  | 
                                                                                        8 610  | 
                                                                                        47 950  | 
                                                                                        22 460  | 
                                                                                        4 460  | 
                                                                                        2 090  | 
                                                                                        1 090  | 
                                                                                        KB180CP0 | SB180CP0 | PRC180 | 457.2 | 476.25 | 9.525 | 147 | 0.88 | 39 320  | 
                                                                                        11 020  | 
                                                                                        55 650  | 
                                                                                        28 420  | 
                                                                                        5 190  | 
                                                                                        2 650  | 
                                                                                        1 090  | 
                                                                                        KC180CP0 | SC180CP0 | 
| PRD180 | 457.2 | 482.6 | 12.7 | 111 | 1.579 | 56 270  | 
                                                                                        17 490  | 
                                                                                        85 670  | 
                                                                                        48 350  | 
                                                                                        8 050  | 
                                                                                        4 540  | 
                                                                                        1 080  | 
                                                                                        KD180CP0 | SD180CP0 | PRF180 | 457.2 | 495.3 | 19.05 | 75 | 3.583 | 94 120  | 
                                                                                        33 620  | 
                                                                                        131 490  | 
                                                                                        88 880  | 
                                                                                        12 520  | 
                                                                                        8 460  | 
                                                                                        1 070  | 
                                                                                        KF180CP0 | SF180CP0 | 
| PRG180 | 457.2 | 508 | 25.4 | 57 | 6.214 | 138 740  | 
                                                                                        55 010  | 
                                                                                        207 020  | 
                                                                                        158 620  | 
                                                                                        19 980  | 
                                                                                        15 310  | 
                                                                                        1 050  | 
                                                                                        KG180CP0 | SG180CP0 | PRB200 | 508 | 523.875 | 7.938 | 203 | 0.68 | 36 700  | 
                                                                                        9 130  | 
                                                                                        53 110  | 
                                                                                        23 400  | 
                                                                                        5 480  | 
                                                                                        2 410  | 
                                                                                        980 | KB200CP0 | SB200CP0 | 
| PRC200 | 508 | 527.05 | 9.525 | 163 | 0.98 | 43 590  | 
                                                                                        11 680  | 
                                                                                        61 610  | 
                                                                                        29 670  | 
                                                                                        6 380  | 
                                                                                        3 070  | 
                                                                                        980 | KC200CP0 | SC200CP0 | PRD200 | 508 | 533.4 | 12.7 | 123 | 1.746 | 62 360  | 
                                                                                        18 520  | 
                                                                                        94 840  | 
                                                                                        50 620  | 
                                                                                        9 870  | 
                                                                                        5 270  | 
                                                                                        980 | KD200CP0 | SD200CP0 | 
| PRF200 | 508 | 546.1 | 19.05 | 83 | 4.037 | 104 180  | 
                                                                                        35 520  | 
                                                                                        145 100  | 
                                                                                        91 500  | 
                                                                                        15 300  | 
                                                                                        9 650  | 
                                                                                        960 | KF200CP0 | SF200CP0 | PRG200 | 508 | 558.8 | 25.4 | 63 | 7.167 | 153 330  | 
                                                                                        58 020  | 
                                                                                        227 930  | 
                                                                                        163 610  | 
                                                                                        24 320  | 
                                                                                        17 460  | 
                                                                                        950 | KG200CP0 | SG200CP0 | 
| PRC250 | 635 | 654.05 | 9.525 | 203 | 1.22 | 54 270  | 
                                                                                        13 180  | 
                                                                                        76 510  | 
                                                                                        32 470  | 
                                                                                        9 860  | 
                                                                                        4 190  | 
                                                                                        790 | KC250CP0 | SC250CP0 | PRD250 | 635 | 660.4 | 12.7 | 153 | 2.173 | 77 580  | 
                                                                                        20 860  | 
                                                                                        117 480  | 
                                                                                        54 540  | 
                                                                                        15 220  | 
                                                                                        7 060  | 
                                                                                        780 | KD250CP0 | SD250CP0 |