Graco 277363 3.5 in Piston Seal Repair Kit
$670.00
In Stock
The Graco 277363 Kit Repair Pump Seal is a genuine PTFE piston seal kit designed to restore proper sealing in 1500 cc pump assemblies, extending pump life and reliability.
- Compatible with 1500 cc displacement pumps
- OEM Graco part for precise fit
- PTFE seals resist wear and chemical exposure
- Restores pump efficiency and reduces bypass
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Compatible Machines & Pump Families
- 1500 cc Displacement Pumps – Graco pump assemblies that use a 1500 cc lower section where the PTFE piston seal conversion (part #277363) is specified in the parts manual. :contentReference[oaicite:1]{index=1}
- Graco Industrial Sprayers – Systems built around 1500 cc piston pumps that require PTFE seal conversion kits for restoring seal integrity. :contentReference[oaicite:2]{index=2}
- Other Graco Pump Families – Any pump assembly that lists the OEM part #277363 for PTFE piston seal replacement in official Graco documentation. :contentReference[oaicite:3]{index=3}
Product Overview
The Graco 277363 Kit, Repair, Pump Seal is a genuine Graco PTFE‑based piston seal repair kit designed to restore or upgrade the sealing surfaces inside compatible high‑volume airless pump assemblies. PTFE seals offer chemical resistance and reduced wear compared to standard seals. :contentReference[oaicite:4]{index=4}
Specifications & Key Details
| Part Number | Graco 277363 |
|---|---|
| Description | Kit Repair Pump Seal — PTFE piston seal conversion kit |
| Seal Type | PTFE (polytetrafluoroethylene) piston seals |
| Application | Replacement PTFE piston seal conversion in 1500 cc lower pump assemblies |
| OEM Part | Yes — Genuine Graco replacement component |
Frequently Asked Questions
The kit contains PTFE piston seal components designed to replace existing seals inside 1500 cc pump assemblies to restore proper sealing and minimize bypass.
Check your pump's parts list or manual. If the OEM documentation specifies part #277363 for PTFE piston seal conversion on your 1500 cc lower pump section, this kit will fit. :contentReference[oaicite:5]{index=5}
Installation requires access to the pump’s internal piston assembly. If you are not familiar with disassembling piston pumps safely, consult a technician or refer to the service manual.
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