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Manufacturer Part Number Caterpillar 2569653 Caterpillar 10R2356 Caterpillar 2441636 Caterpillar 1309476 Caterpillar 1250157 Caterpillar 4P4797 Caterpillar 4W6800 Caterpillar 9N0674 Caterpillar 9N0675 Caterpillar 9N0676 Caterpillar 9N2649 PAI Industries 360510 Haldex FW2569653 Automann 755
ContiTech: AS9069
580 (cone)
Also known as: 1950A
Reads nitrogen oxide concentration entering the catalyst so the engine controller can dose DEF accurately
PAI 645050 Fuel Check Valve – Detroit Diesel Series 60 12.7L 14L Transmission Parts Manufacturer Part Number Caterpillar 2569653PAI 645050 is an aftermarket fuel pump check valve for Detroit Diesel Series 50 (8. 5L) and Series 60 (11. 1L 12. 7L 14. 0L) engines, replacing Detroit OEM 23516993. The valve sits in the fuel return path and holds prime when the engine is shut down, preventing fuel from draining back to the tank and the long crank no start that follows. Threaded 3 8 in female 5 8 in 18 male, 2. 40 in long, 0. 87 in hex. Signs You Need a New Fuel Check Valve Hard