TR-3 Inversion Valve | 45-60 psig | Mack Multiple use application
- Part number: LIV-5937
- OE MFG: BENCHMARK TECHNOLOGY GROUP
- OEM Reference: 280758
- Cross Reference: CATERPILLAR : 6D1039; MACK : 745-280758, 745-281053; OTHER : 280758, 281053
- Product Class: Air Valves & Kits
The PAI LIV-5937 is a TR-3 inversion valve listed for Mack multiple-use applications with a 45â60 psig pressure range. As heavy duty diesel truck parts, inversion valves manage pneumatic control signals within an air system, directing pressure changes to support the system’s intended valve-control sequence. Benchmark Technology Group lists 280758 as the OEM reference; Caterpillar 6D1039 and Mack 745-280758 are additional cross-references.







