System of Measurement
Bearing Type
Lo (Bolt Circle In Outer Ring)
3.818"
4.724"
5.512"
8.188"
8.189"
8.937"
9.449"
10.63"
11.024"
13.189"
13.19"
13.386"
14"
14.094"
14.75"
14.88"
15"
15.35"
15.354"
17.323"
18"
18.5"
18.63"
18.75"
18.874"
18.875"
19"
19.156"
19.25"
20.276"
20.315"
20.875"
21.25"
21.260"
21.5"
22.25"
22.438"
23.25"
24"
24.213"
24.252"
24.375"
24.38"
24.5"
24.63"
25"
25.197"
25.375"
25.378"
25.38"
26.625"
27.165"
27.25"
27.250"
27.375"
27.875"
28"
28.15"
28.189"
28.38"
28.5"
29"
29.5"
30.25"
30.510"
30.625"
30.906"
31"
31.5"
32"
32.087"
32.126"
32.25"
32.38"
32.48"
32.5"
32.625"
32.75"
33.25"
33.625"
34"
34.125"
34.5"
35"
35.25"
35.75"
36.024"
36.063"
36.25"
36.313"
36.38"
36.75"
37"
37.125"
37.17"
37.500"
38"
38.38"
38.75"
38.785"
38.88"
39.25"
39.449"
39.75"
39.961"
40"
40.000"
40.13"
40.157"
40.25"
41.125"
41.338"
41.5"
41.540"
41.75"
42.25"
42.38"
43.5"
43.875"
43.898"
43.937"
44"
44.63"
44.65"
44.75"
45.000"
45.25"
45.62"
45.75"
46"
46.00"
46.125"
46.25"
46.496"
46.625"
46.659"
46.750"
47"
47.500"
47.835"
47.874"
48"
48.2"
49.125"
49.75"
50.25"
50.375"
50.75"
50.790"
51"
51.25"
51.772"
51.811"
51.875"
52"
52.000"
52.5"
52.950"
52.953"
53"
53.346"
53.63"
54.625"
54.724"
54.843"
54.915"
55.709"
55.748"
56"
56.1"
56.75"
56.85"
57.25"
57.375"
57.63"
58"
58.375"
58.5"
58.819"
58.858"
59.251"
59.53"
59.625"
59.63"
59.646"
59.685"
59.75"
61.5"
61.811"
62.250"
62.75"
63"
63.25"
63.5"
63.500"
63.980"
64.25"
64.625"
65.354"
65.500"
66.250"
66.732"
66.889"
67.126"
67.625"
69.75"
70.125"
70.25"
70.5"
71.25"
72.000"
73.250"
73.625"
74.5"
74.606"
75"
75.000"
75.390"
76.575"
77.06"
78.625"
78.74"
78.75"
78.937"
79.000"
80.125"
82.125"
82.480"
82.75"
82.874"
82.875"
83"
83.268"
83.500"
83.543"
83.622"
83.661"
84.646"
85"
85.5"
87.992"
88.580"
89"
89.5"
89.75"
89.750"
90.250"
90.787"
91.535"
92.176"
92.323"
92.5"
92.716"
93"
93.110"
93.125"
93.500"
93.504"
94.25"
95"
95.906"
96.850"
98.75"
99.803"
100"
102.165"
102.953"
103"
103.346"
103.543"
104.000"
104.646"
108.268"
109.75"
110.5"
111"
112.625"
112.75"
113"
113.190"
114.370"
114.750"
115.039"
115.354"
116.000"
117"
117.000"
117.625"
117.717"
117.795"
119.882"
122.812"
124.25"
125.5"
127"
127.250"
127.559"
128.125"
128.250"
128.976"
131.024"
133.661"
134"
136.625"
139"
145.000"
145.669"
146.457"
151.969"
154"
154.488"
154.528"
155.315"
155.709"
162.598"
162.992"
163.000"
165.12"
166"
170"
173.25"
174.5"
183.000"
183.858"
189.37"
202.362"
202.756"
203.740"
204.724"
212.598"
224"
227.362"
228.346"
231.102"
254.921"
255.906"
272.047"
273.032"
6 mm
10.5 mm
97 mm
120 mm
133.1 mm
148 mm
177.8 mm
190 mm
210 mm
214 mm
222 mm
240 mm
265 mm
270 mm
275 mm
280 mm
295.3 mm
305 mm
320 mm
324 mm
335 mm
340 mm
343 mm
358 mm
359 mm
360 mm
362 mm
375 mm
380 mm
390 mm
400 mm
407 mm
420 mm
425 mm
448 mm
450 mm
453 mm
455 mm
455mm mm
460 mm
462 mm
466 mm
475 mm
476 mm
480 mm
490 mm
500 mm
505 mm
535 mm
538 mm
540 mm
555 mm
574 mm
582 mm
585 mm
590 mm
598 mm
610 mm
614 mm
615 mm
620 mm
625 mm
630 mm
636 mm
640 mm
668 mm
671 mm
682 mm
685 mm
687 mm
690 mm
692 mm
710 mm
720 mm
725 mm
736 mm
753 mm
755 mm
762 mm
767 mm
785 mm
786 mm
790 mm
798 mm
800 mm
810 mm
815 mm
816 mm
820 mm
823 mm
825 mm
830 mm
833 mm
850 mm
860 mm
866 mm
885 mm
886 mm
890 mm
893 mm
896 mm
914 mm
915 mm
916 mm
920 mm
925 mm
944 mm
945 mm
952 mm
953 mm
966 mm
974 mm
984 mm
985 mm
990 mm
1000 mm
1015 mm
1016 mm
1020 mm
1025 mm
1039 mm
1046 mm
1050 mm
1053 mm
1060 mm
1070 mm
1074 mm
1075 mm
1115 mm
1116 mm
1125 mm
1134 mm
1135 mm
1140 mm
1143 mm
1153 mm
1160 mm
1170 mm
1174 mm
1183 mm
1188 mm
1198 mm
1212 mm
1215 mm
1216 mm
1232 mm
1243 mm
1248 mm
1253 mm
1257 mm
1260 mm
1270 mm
1274 mm
1276 mm
1290 mm
1303 mm
1312 mm
1313 mm
1315 mm
1316 mm
1318 mm
1345 mm
1350 mm
1353 mm
1354 mm
1355 mm
1360 mm
1367 mm
1380 mm
1388 mm
1403.35 mm
1410 mm
1415 mm
1416 mm
1425 mm
1435 mm
1442 mm
1453 mm
1455 mm
1460 mm
1468 mm
1477 mm
1480 mm
1482 mm
1495 mm
1500 mm
1505 mm
1515 mm
1516 mm
1545 mm
1553 mm
1555 mm
1560 mm
1568 mm
1580 mm
1582 mm
1587 mm
1636 mm
1654 mm
1665 mm
1668 mm
1671 mm
1682 mm
1692 mm
1695 mm
1700 mm
1705 mm
1708 mm
1710 mm
1782 mm
1797 mm
1800 mm
1804 mm
1805 mm
1818 mm
1845 mm
1860 mm
1875 mm
1876 mm
1882 mm
1884 mm
1890 mm
1895 mm
1904 mm
1905 mm
1915 mm
1940 mm
1955 mm
1968 mm
1993 mm
1996 mm
2005 mm
2045 mm
2070 mm
2090 mm
2095 mm
2105 mm
2110 mm
2113 mm
2115 mm
2123 mm
2124 mm
2125 mm
2130 mm
2140 mm
2235 mm
2238 mm
2262 mm
2295 mm
2309 mm
2335 mm
2345 mm
2350 mm
2355 mm
2357 mm
2373 mm
2375 mm
2380 mm
2391 mm
2395 mm
2405 mm
2460 mm
2478 mm
2483 mm
2505 mm
2520 mm
2571 mm
2585 mm
2595 mm
2615 mm
2620 mm
2625 mm
2627 mm
2640 mm
2655 mm
2670 mm
2715 mm
2720 mm
2735 mm
2750 mm
2755 mm
2769 mm
2771 mm
2775 mm
2785 mm
2905 mm
2915 mm
2925 mm
2930 mm
2940 mm
2950 mm
2955 mm
2960 mm
2965 mm
2967 mm
3045 mm
3050 mm
3104 mm
3125 mm
3130 mm
3150 mm
3285 mm
3290 mm
3305 mm
3310 mm
3315 mm
3325 mm
3350 mm
3395 mm
3490 mm
3505 mm
3630 mm
3638 mm
3690 mm
3705 mm
3710 mm
3715 mm
3725 mm
3750 mm
3846 mm
3850 mm
3890 mm
3950 mm
4086 mm
4095 mm
4140 mm
4155 mm
4160 mm
4165 mm
4175 mm
4200 mm
4285 mm
4342 mm
4347 mm
4599 mm
4612 mm
4660 mm
4665 mm
4675 mm
4700 mm
4851 mm
4852 mm
5117 mm
5175 mm
5200 mm
5412 mm
5425 mm
5711 mm
5730 mm
5775 mm
5800 mm
6107 mm
6114 mm
6475 mm
6500 mm
6834 mm
6910 mm
6935 mm
Li (Bolt Circle In Inner Ring)
2.362"
2.48"
3.149"
5.5"
5.512"
6.299"
6.496"
6.693"
6.89"
7.874"
9.13"
9.449"
9.5"
10.197"
10.236"
10.25"
10.5"
10.75"
11.614"
13.13"
13.5"
13.625"
13.75"
14.13"
14.173"
14.374"
14.375"
14.88"
15.312"
15.375"
15.512"
15.551"
16.625"
17.75"
18.110"
18.13"
18.5"
18.618"
18.625"
18.63"
18.75"
19.36"
19.449"
19.488"
19.5"
19.63"
20"
20.375"
20.5"
20.625"
21"
21.125"
21.25"
22.126"
22.13"
22.25"
22.5"
22.75"
23.23"
23.386"
23.425"
23.5"
23.625"
23.63"
23.875"
24"
24.875"
25.5"
26.125"
26.13"
26.5"
26.75"
27.25"
27.323"
27.362"
27.441"
27.48"
27.500"
27.625"
27.63"
27.750"
27.8"
28"
28.5"
28.688"
29"
29.187"
29.5"
30"
30.5"
30.75"
31"
31.125"
31.13"
31.25"
31.260"
31.299"
31.5"
31.50"
31.88"
32.205"
32.250"
32.75"
33.25"
33.46"
33.5"
33.75"
33.875"
34"
34.25"
34.38"
34.5"
34.646"
35"
35.13"
35.197"
35.236"
35.5"
35.50"
35.63"
35.75"
35.826"
36"
36.000"
36.25"
36.299"
36.3"
37.13"
37.875"
38"
38.25"
38.75"
39"
39.134"
39.173"
39.25"
39.75"
39.875"
39.88"
40"
40.000"
40.25"
40.551"
40.94"
40.96"
41.13"
41.25"
41.375"
41.5"
41.50"
41.75"
41.8"
43"
43.071"
43.110"
43.583"
43.750"
44"
44.125"
44.375"
44.495"
44.69"
44.75"
45"
45.079"
45.25"
45.47"
45.472"
45.75"
46.38"
46.500"
47"
47.008"
47.047"
47.500"
48"
48.425"
49"
49.25"
49.250"
50"
50.394"
50.5"
50.551"
50.75"
50.945"
50.984"
51"
51.25"
51.378"
51.75"
51.772"
51.875"
52"
52.88"
53"
53.500"
54"
54.5"
54.882"
54.921"
55"
55.000"
55.12"
55.875"
55.906"
56"
56.10"
56.75"
57.25"
58.5"
58.858"
59.252"
59.500"
59.750"
61.366"
61.5"
62.375"
62.5"
62.75"
63.750"
64.125"
66.732"
66.750"
66.94"
67.126"
67.32"
67.52"
67.625"
68.75"
69.25"
70.625"
70.669"
70.866"
73"
73.543"
73.688"
73.819"
74.016"
74.212"
74.606"
74.625"
74.75"
75.000"
75.25"
75.250"
75.5"
76"
76.250"
77.25"
79.250"
79.53"
79.724"
79.921"
81.750"
82.5"
82.677"
83"
83.268"
83.661"
84.055"
84.449"
85"
85.583"
86"
86.250"
87"
87.205"
90"
91.142"
91.875"
91.89"
92.323"
92.913"
93.500"
93.504"
93.897"
93.898"
94.5"
96.000"
99.5"
100"
100."
101.181"
103.54"
103.625"
104.724"
105"
105.000"
105.312"
105.512"
106.102"
106.299"
108.000"
110.236"
112.25"
112.250"
113.688"
115.500"
116.5"
116.535"
118"
119.606"
120.512"
121.25"
121.375"
123.25"
124.252"
128"
133.465"
135.000"
137.402"
138.583"
140.5"
144.291"
144.685"
144.75"
147.244"
148.425"
150.787"
152.000"
154"
156"
156.25"
159.625"
165.5"
169.882"
171.000"
177.559"
188.976"
190.945"
191.339"
200.787"
207"
212.598"
213.583"
214.142"
215.354"
240.157"
257.283"
258.268"
189960"
2.25 mm
18 mm
36 mm
56 mm
70 mm
88.9 mm
90 mm
115.8 mm
144.5 mm
145 mm
154 mm
165 mm
170 mm
175 mm
195 mm
210 mm
215 mm
220 mm
231.8 mm
235 mm
240 mm
252 mm
259 mm
260 mm
262 mm
280 mm
290 mm
295 mm
298 mm
300 mm
307 mm
320 mm
332 mm
335 mm
336 mm
340 mm
352 mm
360 mm
368 mm
375 mm
376 mm
378 mm
395 mm
398 mm
400 mm
410 mm
415 mm
432 mm
440 mm
460 mm
462 mm
466 mm
485 mm
490 mm
496 mm
498 mm
505 mm
508 mm
510 mm
517 mm
525 mm
531 mm
560 mm
562 mm
573 mm
578 mm
590 mm
598 mm
604 mm
605 mm
610 mm
622 mm
640 mm
653 mm
654 mm
657 mm
658 mm
662 mm
690 mm
694 mm
695 mm
696 mm
698 mm
705 mm
706 mm
707 mm
710 mm
714 mm
753 mm
754 mm
762 mm
784 mm
790 mm
794 mm
795 mm
798 mm
805 mm
810 mm
815 mm
820 mm
827 mm
845 mm
850 mm
852 mm
855 mm
862 mm
870 mm
880 mm
890 mm
894 mm
895 mm
898 mm
905 mm
910 mm
914 mm
922 mm
942 mm
945 mm
955 mm
970 mm
975 mm
994 mm
995 mm
1011 mm
1012 mm
1015 mm
1017 mm
1035 mm
1040 mm
1045 mm
1048 mm
1052 mm
1055 mm
1057 mm
1060 mm
1068 mm
1081 mm
1082 mm
1094 mm
1095 mm
1100 mm
1112 mm
1117 mm
1135 mm
1145 mm
1147 mm
1149.35 mm
1150 mm
1151 mm
1155 mm
1157 mm
1170 mm
1182 mm
1187 mm
1194 mm
1195 mm
1228 mm
1236 mm
1237 mm
1245 mm
1252 mm
1255 mm
1261 mm
1270 mm
1274 mm
1275 mm
1280 mm
1290 mm
1294 mm
1295 mm
1300 mm
1305 mm
1318 mm
1325 mm
1330 mm
1332 mm
1335 mm
1336 mm
1345 mm
1355 mm
1365 mm
1371 mm
1394 mm
1395 mm
1418 mm
1429 mm
1432 mm
1455 mm
1481 mm
1485 mm
1495 mm
1500 mm
1505 mm
1506 mm
1510 mm
1518 mm
1525 mm
1528 mm
1532 mm
1536 mm
1580 mm
1595 mm
1617 mm
1618 mm
1625 mm
1626 mm
1660 mm
1670 mm
1675 mm
1690 mm
1695 mm
1715 mm
1718 mm
1720 mm
1735 mm
1746 mm
1786 mm
1794 mm
1795 mm
1813 mm
1840 mm
1850 mm
1865 mm
1875 mm
1880 mm
1885 mm
1890 mm
1895 mm
1899 mm
1905 mm
1921 mm
1925 mm
1955 mm
1985 mm
2018 mm
2025 mm
2065 mm
2085 mm
2095 mm
2100 mm
2112 mm
2115 mm
2123 mm
2130 mm
2135 mm
2142 mm
2145 mm
2150 mm
2160 mm
2225 mm
2249 mm
2250 mm
2258 mm
2280 mm
2291 mm
2330 mm
2345 mm
2360 mm
2375 mm
2385 mm
2393 mm
2410 mm
2430 mm
2485 mm
2500 mm
2517 mm
2520 mm
2528 mm
2535 mm
2537 mm
2540 mm
2580 mm
2635 mm
2640 mm
2645 mm
2660 mm
2670 mm
2675 mm
2695 mm
2700 mm
2726 mm
2800 mm
2815 mm
2820 mm
2875 mm
2880 mm
2950 mm
2958 mm
2975 mm
2985 mm
2990 mm
2995 mm
2998 mm
3010 mm
3055 mm
3060 mm
3165 mm
3240 mm
3260 mm
3350 mm
3370 mm
3375 mm
3385 mm
3390 mm
3395 mm
3410 mm
3418 mm
3460 mm
3590 mm
3618 mm
3640 mm
3690 mm
3800 mm
3825 mm
3835 mm
3840 mm
3845 mm
3858 mm
3860 mm
3868 mm
4030 mm
4108 mm
4118 mm
4300 mm
4325 mm
4335 mm
4340 mm
4348 mm
4358 mm
4598 mm
4608 mm
4800 mm
4825 mm
5125 mm
5148 mm
5400 mm
5420 mm
5425 mm
5820 mm
5825 mm
6100 mm
6125 mm
6520 mm
6535 mm
6560 mm