Engineering Section | Bearing geometry

Bearing geometry

01 Series
inches	mm	01 Group size	PCD	Number of rollers	Roller diameter
1 3/16 to 1 1/2	35 40	108	2.469	10	0.469
1 11/16 to 2	45 50	200E	3.012	12	0.512
2 3/16 to 2 1/2	60 65	208E	3.563	14	0.591
2 11/16 to 3	70 75	300E	4.193	14	0.669
3 3/16 to 3 1/2	80-85 90	308E	4.882	16	0.748
3 11/16 to 4	100 105	400E	5.576	16	0.866
4 3/16 to 4 1/2	110 115	408	6.252	16	0.875
4 15/16 & 5	120-125 130	500	6.874	16	0.938
5 3/16 & 5 1/2	135 140	508	7.500	16	1.000
5 15/16 & 6	150 155	600	8.000	18	1.000
6 7/16 & 6 1/2	160	608	8.625	18	1.063
6 15/16 & 7	170 180	700	9.125	20	1.063
7 15/16 & 8	190 200	800	10.125	22	1.063
9	220	900	11.250	22	1.125
10	240	1000	12.375	26	1.125
11	260	1100	13.500	24	1.250
12	300	1200	14.625	26	1.250
13	320	1300	15.620	26	1.3125
14	340	1400	16.619	26	1.3125
15	360	1500	17.744	28	1.375
16	400	1600	18.744	30	1.375
17	420	1700	19.744	32	1.375
18	440	1800	20.744	34	1.375
19	480	1900	21.868	32	1.4375
20	500	2000	22.868	34	1.4375
21	530	2100	24.117	36	1.4375
22	560	2200	25.117	38	1.4375
23	-	2300	26.242	40	1.500
24	600	2400	27.242	40	1.500
Contact angle = 0

02 Series
inches	mm	02 Group size	PCD	Number of rollers	Roller diameter
1 3/16 to 1 1/2	35 40	108	-	-	-
1 11/16 to 2	45 50	200	3.187	10	0.625
2 3/16 to 2 1/2	60 65	208	3.875	12	0.687
2 11/16 to 3	70 75	300	4.563	12	0.813
3 3/16 to 3 1/2	80-85 90	308	5.250	14	0.875
3 11/16 to 4	100 105	400	6.000	14	1.000
4 3/16 to 4 1/2	110 115	408	6.750	14	1.125
4 15/16 & 5	120-125 130	500	7.500	14	1.250
5 3/16 & 5 1/2	135 140	508	8.125	14	1.313
5 15/16 & 6	150 155	600	8.750	16	1.375
6 7/16 & 6 1/2	160	608	9.500	14	1.500
6 15/16 & 7	170 180	700	10.000	16	1.500
7 15/16 & 8	190 200	800	11.250	16	1.625
9	220	900	12.250	18	1.625
10	240	1000	13.500	18	1.750
11	260	1100	14.625	18	1.875
12	300	1200	15.750	20	1.875
13	320	1300	16.870	20	1.9375
14	340	1400	18.119	20	2.063
15	360	1500	18.994	22	2.063
16	400	1600	20.119	22	2.125
17	420	1700	21.244	22	2.1875
18	440	1800	22.119	24	2.1875
19	480	1900	23.244	26	2.1875
20	500	2000	24.119	28	2.1875
21	530	2100	25.492	26	2.375
22	560	2200	26.617	26	2.375
23	-	2300	27.742	26	2.375
24	600	2400	28.493	30	2.375
Contact angle = 0

03 Series
inches	mm	03 Group size	PCD	Number of rollers	Roller diameter
-	-	-	-	-	-
-	-	-	-	-	-
-	-	-	-	-	-
2 11/16 to 3	70 75	300	5.252	10	1.125
3 3/16 to 3 1/2	80-85 90	308	6.250	10	1.375
3 3/4 to 4	100 105	400	7.000	10	1.625
4 3/16 to 4 1/2	110 115	408	7.500	10	1.625
4 15/16 & 5	120-125 130	500	8.000	12	1.625
5 3/16 & 5 1/2	135 140	508	8.750	12	1.875
5 15/16 & 6	150 155	600	9.500	12	2.000
6 7/16 & 6 1/2	160	608	10.250	14	1.875
6 15/16 & 7	170 180	700	10.875	14	1.938
7 15/16 & 8	190 200	800	12.250	14	2.125
9	220	900	13.750	12	2.375
10	240	1000	14.500	14	2.375
11	260	1100	E - 15.375 X - 15.750	16	2.375
12	300	1200	17.00	16	2.500
13	320	1300	18.745	14	2.875
14	340	1400	19.119	16	2.750
15	360	1500	20.994	16	3.000
16	400	1600	-	-	-
17	420	1700	22.277	20	2.913
18	440	1800	23.617	18	3.150
19	480	1900	-	-	-
20	500	2000	26.756	18	3.375
21	530	2100	-	-	-
22	560	2200	28.117	20	3.375
23	-	2300	29.125	22	3.386
24	600	2400	-	-	-
Contact angle = 0

These charts contain the Pitch Circle Diameter (PCD), number of rollers and roller diameter in inches for all Cooper bearings, Series 01, 02 and 03, in sizes 13/16" (103 Group) through 24" (2400 Group).