| 871 | Rf Admittance Level Switch | Company Product |
| 872 | Rf Attenuators | Company Product |
| 873 | Rf Connectors | Company Product |
| 874 | Rf Detectors | Company Product |
| 875 | Rf Probes | Company Product |
| 876 | Rf Testing Equipment | Company Product |
| 877 | Rfi Filters | Company Product |
| 878 | Rfid Compatible | Company Product |
| 879 | Rheometers | Company Product |
| 880 | Rheostats | Company Product |
| 881 | Rhodamine Analyzer | Company Product |
| 882 | Rhodium Electroplating | Company Product |
| 883 | Rhombus Nuts | Company Product |
| 884 | Rib Lath | Company Product |
| 885 | Rib Washers | Company Product |
| 886 | Ribbed Belts | Company Product |
| 887 | Ribbed Mat | Company Product |
| 888 | Ribbon Blenders | Company Product |
| 889 | Ribbon Cables | Company Product |
| 890 | Ribbon Mixers | Company Product |
| 891 | Ribbons | Company Product |
| 892 | Riboflavin | Company Product |
| 893 | Rice | Company Product |
| 894 | Rice Milling Machineries | Company Product |
| 895 | Rice Products | Company Product |
| 896 | Rice Seeding Machine | Company Product |
| 897 | Rice Vermicelli Manufacturers | Company Product |
| 898 | Rice Wheat Planting Machine | Company Product |
| 899 | Rid Bridge Calibrators | Company Product |
| 900 | Ride In Trowel | Company Product |