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(888) 312-8812 Login SignupDesigned for tractor-trailers and vehicles with a long wheelbase, the Newstar air brake relay valves ensure the air brakes are engaged and released on time. Its design and engineering is compliant with original equipment manufacturer requirements.
| Control/Service Port | 1/4" IN |
| Core Group | 121RLV |
| Crack Pressure | 4 PSI |
| Delivery Port 4 | 3/8" IN |
| Notes | Vertical Delivery Ports |
| Replacement For | Bendix R-12 |
| Supply Port | 1/2" IN |
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