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(888) 312-8812 Login SignupThe Newstar air brake emergency relay valve is designed to engage the air brakes in the event of a leak or sudden pressure loss between the truck and trailer. Its design and engineering matches original equipment specifications.
| Control Port | 1/4" IN |
| Crack Pressure | 1.5 PSI |
| Delivery Port | 1/4" IN |
| Replacement For | Sealco |
| Supply Port | 1/2" IN |
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