- E-6 Dual Brake Valve
- E-3030 Spring Brake Chamber
- DR-31, DR-5 Air Dryer
- T-20, T-24 Power Chamber
- D-2 Air Governor
- QR-1, QR-1C Quick Release Valve
- R-12, R-14 Relay Valve
- DC-4 Double Check Valve
- TC-2 Brake Valve
- PR-4 Pressure Protection Valve
- TP-5 Tractor Protection Valve
- RE-6 Relay Emergency Valve
- PP-1, PP-7 Control Valve
- RV-1 Pressure Reducing Valve
- SV-1 Synchro Valve
- AD-6 Air Dryer Repair Kit (Knorr Type)
