Idler Sprockets
British Standard sprockets with integral bearings (budget or INA) for use as an idler.
| Part No. | Code | No. teeth | Pitch | de | dp | A | D1* | F | B | H | Bearing |
| 4808-970 | CSI8MM23B | 23 | 8mm x 3mm | 62.15 | 58.75 | 2.8 | 16 | 40 | 12 | 18.3 | Budget |
| 4808-980 | CSI3SR21B | 21 | 3/8″ x 7/32″ | 68 | 63.9 | 5.3 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-105 | CSI3SR22B | 22 | 3/8″ x 7/32″ | 71 | 66.93 | 5.3 | 16 | 40 | 12 | 18.3 | Budget |
| 4808-995 | CSI1SR18B | 18 | 1/2″ x 1/8″ | 78.9 | 73.14 | 3 | 16 | 40 | 12 | 18.3 | Budget |
| Contact G&S | CSI2SR16B | 16 | 1/2″ x 3/16″ | 70.9 | 65.1 | 4.5 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-103 | CSI2SR18B | 18 | 1/2″ x 3/16″ | 78.9 | 73.13 | 4.5 | 16 | 40 | 12 | 18.3 | Budget |
| 4808-990 | CSI4SR16B | 16 | 1/2″ x 5/16″ | 69.5 | 65.1 | 7.2 | 16 | 40 | 12 | 18.3 | Budget |
| 4808-991 | CSI4SR18B | 18 | 1/2″ x 5/16″ | 77.8 | 73.14 | 7.2 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-108 | CSI5SR14B | 14 | 5/8″ x 3/8″ | 78 | 71.34 | 9.1 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-109 | CSI5SR15B | 15 | 5/8″ x 3/8″ | 83 | 76.36 | 9.1 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-110 | CSI5SR17B | 17 | 5/8″ x 3/8″ | 93 | 86.39 | 9.1 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-111 | CSI6SR13B | 13 | 3/4″ x 7/16″ | 87.5 | 79.59 | 11.1 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-112 | CSI6SR15B | 15 | 3/4″ x 7/16″ | 99.8 | 91.63 | 11.1 | 16 | 40 | 12 | 18.3 | Budget |
| 7830-113 | CSI8SR12B | 12 | 1″ x 17.02 | 109 | 98.14 | 16.2 | 20 | 47 | 14 | 17.7 | Budget |
| Contact G&S | CSI10SR12B | 13 | 1 1/4″ x 3/4″ | 147.8 | 132.65 | 18.5 | 25 | 52 | 15 | 21 | Budget |
| Contact G&S | CSI8MM23I | 23 | 8mm x 3mm | 62.15 | 58.75 | 2.8 | 16 | 40 | 12 | 18.3 | INA |
| 7830-204 | CSI3SR21I | 21 | 3/8″ x 7/32″ | 68 | 63.9 | 5.3 | 16 | 40 | 12 | 18.3 | INA |
| Contact G&S | CSI3SR22I | 22 | 3/8″ x 7/32″ | 71 | 66.93 | 5.3 | 16 | 40 | 12 | 18.3 | INA |
| 7830-202 | CSI1SR18I | 18 | 1/2″ x 1/8″ | 78.9 | 73.14 | 3 | 16 | 40 | 12 | 18.3 | INA |
| Contact G&S | CSI2SR16I | 16 | 1/2″ x 3/16″ | 70.9 | 65.1 | 4.5 | 16 | 40 | 12 | 18.3 | INA |
| 7830-203 | CSI2SR18I | 18 | 1/2″ x 3/16″ | 78.9 | 73.13 | 4.5 | 16 | 40 | 12 | 18.3 | INA |
| 7830-205 | CSI4SR16I | 16 | 1/2″ x 5/16″ | 69.5 | 65.1 | 7.2 | 16 | 40 | 12 | 18.3 | INA |
| 7830-206 | CSI4SR18I | 18 | 1/2″ x 5/16″ | 77.8 | 73.14 | 7.2 | 16 | 40 | 12 | 18.3 | INA |
| 7830-207 | CSI5SR14I | 14 | 5/8″ x 3/8″ | 78 | 71.34 | 9.1 | 16 | 40 | 12 | 18.3 | INA |
| 7830-208 | CSI5SR15I | 15 | 5/8″ x 3/8″ | 83 | 76.36 | 9.1 | 16 | 40 | 12 | 18.3 | INA |
| 7830-209 | CSI5SR17I | 17 | 5/8″ x 3/8″ | 93 | 86.39 | 9.1 | 16 | 40 | 12 | 18.3 | INA |
| 7830-210 | CSI6SR13I | 13 | 3/4″ x 7/16″ | 87.5 | 79.59 | 11.1 | 16 | 40 | 12 | 18.3 | INA |
| 7830-211 | CSI6SR15I | 15 | 3/4″ x 7/16″ | 99.8 | 91.63 | 11.1 | 16 | 40 | 12 | 18.3 | INA |
| 7830-212 | CSI8SR12I | 12 | 1″ x 17.02 | 109 | 98.14 | 16.2 | 20 | 47 | 14 | 17.7 | INA |
| Contact G&S | CSI10SR12I | 13 | 1 1/4″ x 3/4″ | 147.8 | 132.65 | 18.5 | 25 | 52 | 15 | 21 | INA |