Not Sure which Seal Kit you need? View our Excavator Cylinder ID DiagramÂ
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709836 Rod: 75 mm    Bore: 110 mm...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1847660 Rod: 85 mm    Bore:...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator 65mm x 100mm Seal Kit: All Serial Numbers (BNN00001 - Up; BWH00001 - Up; CBA00001 - Up; CBT00001 -...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1948312, 3350003, 1709837, 2512894 Rod: 80 mm    ...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709809, 1709810 Rod: 80 mm    Bore:...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator 1-3/4" x 63mm Seal Kit: Serial Numbers: BNN00001 - Up; BWH00001 - Up; CBT00001 - Up; DBN00001 - Up;...