Graco 109499 Packing O-Ring

Graco 109499 Packing O‑Ring – Genuine OEM Seal

This is the genuine Graco part number 109499, designed as a factory‑approved replacement sealing O‑ring (also referenced as a PTFE intake‑valve or cylinder seal) for select Graco fluid‑handling and industrial pump systems. It is manufactured to the precise tolerances and material specifications required for reliable performance and compatibility.

Compatible Machines

• Graco Model Graco 3A9013A Pump – uses part 109499 for the intake valve seal. :contentReference[oaicite:2]{index=2}
• Graco 74:1 Premier / Dura‑Flo 1100 Series (fluid section) – lists 109499 as a TEFLON O‑ring at top & bottom of cylinder. :contentReference[oaicite:3]{index=3}
• Various Graco Industrial fluid pumps where “109499 – SEAL, intake valve; PTFE” is shown in parts breakdowns. :contentReference[oaicite:4]{index=4}

Key Features & Benefits

Installation Tips

• Confirm your machine’s model and serial number to ensure compatibility.
• Clean the groove or bore thoroughly where the O‑ring seats, removing old sealant or debris.
• Lightly lubricate the O‑ring with a compatible grease to ease fit‑in and reduce initial wear.
• Inspect the seal for correct orientation and alignment; improper seating may cause leakage or pump damage.
• After installation, run a pressure test to validate that the seal holds and there are no abnormalities.

Frequently Asked Questions