Auto bearings-Water pump bearings

For automotive water pump applications, water pump bearings are specially designed double row ball bearings or one row balls and one row cylindrical rollers bearings with an integral shaft. The shaft comes in mainly two sizes and oversized shafts are also available.

Ball-Roller type

Reference Numbers Dimensions
D d d1 d2 A B C S1 S2
WIR1630076 - - PS697 30 15.918 15.918 12.037 76 32.69 27 - 30.3
WIR1630080 665341 - PS533 30 15.918 15.918 15.918 80 15.75 37 15.75 37.29
WIR1630110 665332 WN2434 PS564 30 15.918 15.918 15.918 110.4 21.36 38.89 21.36 41
WIR1735101 - 　 - 35 16.9 12 15.918 101 25 39 33.8 23.5
WIR1938134 - 　 - 38.1 18.961 15.918 15.918 134.1 30.83 54 41.59 12.24
WIR1938135 665879 WKN2531-3 PS585 38.1 18.961 15.918 18.961 134.9 30.1 54 30.1 48.26
WIR1938149 - WKN2588 - 38.1 18.961 15.918 18.961 149.4 35.69 54 54.23 -
WIR1938151 665764 WKN2592 - 38.1 18.961 15.918 18.961 150.5 35.05 54 58.29 -
WIR1938153 665807 WKN2604 - 38.1 18.961 15.918 18.961 153.4 45.75 54 50.29 -
WIR1938157 665746 WKN2616 PS421 38.1 18.961 15.918 18.961 156.6 39.62 54 59.82 39.62
WIR1938158 665812 WKN2622 PS575 38.1 18.961 15.918 15.918 158 46.74 54 52.83 14.78
WIR1938161 665796 WKN2634-1 PS451 38.1 18.961 15.918 15.918 161 46.74 54 55.83 33.15
WIR2548161 - - PS602 47.625 25.4 15.918 18.961 160.8 39.52 69.85 46.35 13

Ball-ball type

Reference Numbers Dimensions
D d d1 d2 A B C S1 S2 E
WIB1226104 　 　 　 26 12 12 12 103.5 21.5 39 　 　 　
WIB1530088 　 　 　 30 15 15 15 87.5 13.5 36 　 　 　
WIB1630073 885154 W2289 　 30 15.918 15.918 15.918 73.4 3.96 38.89 　 　 　
WIB1630083 885165 W2325 　 30 15.918 15.918 15.918 82.6 3.96 38.89 　 　 　
WIB1630098 885307 W2385 PS595 30 15.918 15.918 15.918 98 16.9 39 　 　 　
WIB1630112 885167 W2439 PS228 30 15.918 15.918 15.918 111.5 23.8 38.89 　 　 6.35
WIB1630114 885697 W2450-2 PS286 30 15.918 15.918 15.918 114.3 32 38.89 　 　 9.14
WIB1630116 　 　 PS466 30 15.918 15.918 15.918 115.8 27.94 38.89 　 　 4.83
WIB1630119 885118 W2468 PS271 30 15.918 15.918 15.918 119.1 37.31 38.89 　 　 6.3
WIB1630122 885168C W2481-1 PS333 30 15.918 15.918 15.918 122.2 28.6 38.89 　 　 　
WIB1630132 885104A W2520 　 30 15.918 15.918 15.918 132.2 50.42 38.89 　 　 6.35
WIB1630136 885158P W2537 　 30 15.918 15.918 15.918 136.4 39.12 38.89 　 　 9.65
WIB1630139 885603 W2548-1 　 30 15.918 15.918 15.918 139.3 35.05 38.89 　 　 9.14
WIB1630154 885613 W2607-1 PS391 30 15.918 15.918 15.918 154.2 29.77 38.89 　 　 6.32
WIB1630162 885117 W2637 　 30 15.918 15.918 15.918 161.9 57.42 38.89 　 　 6.35
WIB2036135 　 　 　 36 20 15 20 135 110 60 42 　 　
WIB1938127 885811 WK2500-2 PS302 38.1 18.961 15.918 18.961 127 31.37 54 39.29 　 　
WIB1938135 885781 WK2531 PS435 38.1 18.961 15.918 18.961 134.9 37.29 54 41.28 　 　
WIB1938136 885735 WK2528-2 PS393 38.1 18.961 15.918 18.961 135.6 31.88 54 47.24 　 　
WIB1938140 885821 WK2550 　 38.1 18.961 15.918 15.918 139.7 35.56 54 47.75 15.39 　
WIB1938144 885862B WK2564-6 PS412 38.1 18.961 15.918 15.918 143.5 30.81 54 50.55 12.24 　
WIB1938152 885844 WK2600 　 38.1 18.961 15.918 15.918 152.4 35.6 54 60.53 15.27 　
WIB1938158 885707 WK2623 　 38.1 18.961 15.918 15.918 158.2 43.18 54 56.64 14.1 　
WIB1938162 885858 WK2637 PS415 38.1 18.961 15.918 15.918 161.9 35.56 54 70.05 15.27 　
WIB1938113 885841 WK2443 PS336 38.1 18.961 15.918 15.918 112.7 24.13 41.4 39.62 24.13 　
WIB1938117 885830H 　 PS462 38.1 18.961 15.918 18.961 117.2 24.71 41.4 47.24 　 　
WIB1938119 885786 WS2468-2 PS445 38.1 18.961 15.918 18.961 119 26.59 41.4 48.01 　 　
WIB1940119 　 　 　 40.1 19 13 18 119 26.5 46 42 24 　

Angular contact ball-ball type

Reference Numbers Dimensions
A B A1 B1 B2 X Y Z H U W
WAB2540073 2L9P5203R 40 25.349 18.961 15.918 13 73 16.002 37.617 32.36 13.487 15.011
WAB2540069 2L9P5203P 40 25.349 18.961 15.918 11 69.012 18.009 31.623 24.359 15.494 10.49
DWAB2540077 2L9P5203U 40 25.349 16.002 12.042 　 77.495 16.51 41.605 34.366 13.995