TRACK AR- 1856915 - Caterpillar

Table 1
Required Parts    
Part Number     Description     Qty    
6G-3432     Adapter     8    
3J-1907     O-Ring Seal     8    Use a No. 6 port contour cutter to create the O-ring port. Drill a pilot hole for the port tool. The pilot hole must have a width of 12.20 mm (0.480 inch), and a depth of 25.00 mm (0.984 inch). The depth of the port tool should be just deep enough to clean the spot face. After the port is cut, use a 9/16 - 18 tap. The depth of the threads must be 15.00 mm (0.591 inch).