Pai 802631 Mack 20QE2326AP3 Pressure Protection Valve

(85 psig Open, 67 psig Closed) Inlet Port (1)1/4in-18 NPT Outlet Port (1)1/4in-18 NPT 3/8-18 NPT Thread w/Sealant

• Part number: 802631
• OE MFG: MACK
• OEM Reference: 20QE2326AP3
• Cross Reference: MACK : 20QE2326AP3, 20QE2326P3, 25168267; OTHER : GT223-685V
• Product Class: Air Valves & Kits

The PAI 802631 pressure protection valve is specified with an 85 psig opening pressure and 67 psig closing pressure, plus 1/4-inch-18 NPT inlet and outlet ports and a 3/8-inch-18 NPT thread with sealant. Pressure protection valves are heavy duty diesel truck parts that help preserve air-system pressure by restricting flow when pressure falls below the closing threshold and opening as pressure reaches the specified level. MACK lists OEM reference 20QE2326AP3; additional MACK cross-references are 20QE2326P3 and 25168267.