Idler Sprockets with Ball Bearings

Z	Pitch	de	dp	a	d1	f	b	h	bearing
23	8×3″	62.15	58.75	2.8	16	40	12	18.3	203 KRR
21	3/8″x7/32″	68.0	63.90	5.3	16	40	12	18.3	203 KRR
18	1/2″x1/8″	73.14	73.14	3	16	40	12	18.3	203 KRR
18	1/2″x3/16″	78.9	73.13	4.5	16	40	12	18.3	203 KRR
16	1/2″x5/16″	69.5	65.10	7.2	16	40	12	18.3	203 KRR
18	1/2″x5/16″	77.8	73.14	7.2	16	40	12	18.3	203 KRR
14	5/8″x3/8″	78.0	71.34	9.1	16	40	12	18.3	203 KRR
15	5/8″x3/8″	83.0	76.36	9.1	16	40	12	18.3	203 KRR
17	5/8″x3/8″	93.0	86.39	9.1	16	40	12	18.3	203 KRR
13	3/4″x7/16″	87.5	79.59	11.1	16	40	12	18.3	203 KRR
15	3/4″x7/16″	99.8	91.63	11.1	16	40	12	18.3	203 KRR
12	1″x17.02	109.0	98.14	16.2	20	47	14	17.7	204 KRR
13	1″1/4×3/4″	147.8	132.65	18.5	25	52	15	21.0	205 KRR

Disassembling Hubs for Plate Wheel Sprockets

Nr.	de	di	dh9 m	a	df	b1	h1
30	55	45	30	20.0	4.2	4	3.0
40	70	58	40	25.0	5.2	5	5.2
50	80	67	50	32.0	6.2	7	7.0
60	90	76	60	38.5	6.2	7	8.7
70	110	94	70	45.5	8.2	8	10.5
80	130	107	80	55.0	8.2	12	15.0
100	170	140	100	73.0	10.2	17	23.0
140	220	182	140	83.0	12.2	20	23.0
160	245	205	160	93.0	16.5	25	25.0