Boom Arm Bucket Cylinder Seal Kit — 170-9937, 143-8154, 169-7837 for C.A.T E312CL E314C E312C E311C High-performance hydraulic cylinder seal kit engineered for C.A.T excavators. Combining PTU and HRU materials, this repair kit delivers reliable sealing performance, wear resistance, and heat resistance for boom, arm, and bucket cylinder applications in demanding construction environments. Product Specifications Product Name Boom Arm Bucket Cylinder Seal Kit Part Number
Boom Arm Bucket Cylinder Seal Kit — 170-9937, 143-8154, 169-7837 for C.A.T E312CL E314C E312C E311C High-performance hydraulic cylinder seal kit engineered for C.A.T excavators. Combining PTU and HRU materials, this repair kit delivers reliable sealing performance, wear resistance, and heat resistance for boom, arm, and bucket cylinder applications in demanding construction environments. Product Specifications Product Name Boom Arm Bucket Cylinder Seal Kit Part Number