This PR-2 pressure protection valve fits Mack and Navistar air brake systems. It holds back airflow to auxiliary circuits, such as accessories or trailer supply, until the primary system reaches its preset pressure. The valve is sold individually as a single unit.
Interchanges:
- 277147
- Mack 4333-1676715C1
- Mack 745-277147
- Navistar 1676715C1
- LPR-5548
Features
Pressure Protection Valve
PR-2 valve
Sold individually (1 each)
Tech Specs
- OEM Number: 277147
- Sell Pack: 1 Each
