| Code | Description | TFR Code | TFR Description | NCA Code | NCA Description |
|---|---|---|---|---|---|
| GKB | Surgical Appliances General | 310 | Appliances | 7080 | Patients Appliances : Purchase |
| GKC | Misc MTM Orthoses | 310 | Appliances | 7080 | Patients Appliances : Purchase |
| GKK | Surgical Hosiery | 310 | Appliances | 7080 | Patients Appliances : Purchase |
| GKX | General Appliances Maintenance & Repairs | 310 | Appliances | 7082 | Patients Appliances Repairs |