Modular Valve | Mack Mulitple application | MV3 | 1/4in-20 Threads | 1/4in-18 NPT Threads Part number: 802628 OE MFG: HALDEX COMMERCIAL VEHICLE SYSTEMS OEM Reference: KN20611 Cross Reference: FREIGHTLINER TRUCK PARTS : A12-17319-001, A12-17319-002, A12-17319-004, A12-17319-009; MACK : 4333-2039879C91, 4333-2039879C92, 5396-KN20611, 5396-KN20622, 5396-KN20623, 5396-N4400B, 745-065186, 745-065187, 745-107220, 745-5002693, 745-5005059, 745-65186, 745-65187, 745-800036, 745-800259, 745-800519, 745-800520, 745-800526, 745-800573, 8235-RKN20611; NAVISTAR : 2039879, 2039879C91, 2039879C92; ROCKWELL (EXCEL PRODUCTS) : RKN20611; VOLVO : 3949780; OTHER : 401232, KN20611, N4400B, S-11528 | PAI : 3457, 802617, 802617E, 802619, 802619E, 802622, 802622E, EM34570 Product Class: Air Valves & Kits The PAI 802628 is a Haldex MV3 modular valve listed for multiple Mack applications, with 1/4in-20 and 1/4in-18 NPT threads. Modular valves are heavy duty diesel truck parts that route and control compressed air within a vehicle's air system, making the specified thread sizes important when matching connections. Haldex Commercial Vehicle Systems lists KN20611 as the OEM reference, with Freightliner references A12-17319-001 and A12-17319-002 also associated with this component.