Graco 277360 Pump Seal Repair Kit

Compatible Machines & Pump Applications

• 1000 cc Displacement Pump Lowers – Graco pump lower assemblies where the 277360 UHMWPE piston seal repair kit is specified in the parts list. :contentReference[oaicite:1]{index=1}
• Graco Industrial Pumps (4‑Ball / 3A0539)** – Pump families using 1000 cc lowers that refer to the 277360 seal repair kit in manuals. :contentReference[oaicite:2]{index=2}
• Other Listed Pump Assemblies – Any displacement pump lower that lists part #277360 in Graco’s official lower parts documentation. :contentReference[oaicite:3]{index=3}

Product Overview

The Graco 277360 Kit, Repair, Pump Seal is a genuine OEM piston seal repair kit for Graco displacement pumps. This kit includes UHMWPE piston packing and related sealing components designed to restore **wear‑resistant sealing performance** in 1000 cc lower pump assemblies. UHMWPE seals help maintain pump efficiency and reduce internal bypass in demanding applications. :contentReference[oaicite:4]{index=4}

Specifications & Key Details

Frequently Asked Questions