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Graco 103219 Plug Pipe

The Graco 103219 Plug, Pipe is a durable OEM component designed to seal unused 1/8" NPT ports in Graco equipment. Ideal for high-pressure systems and reliable fluid sealing.

  • Thread Size: 1/8" NPT (male)
  • Material: Cadmium-plated steel
  • Pressure Rating: Up to 6,000 psi
  • Used In: Graco Uni-Drum and other compatible systems
  • OEM Part Number: 103219

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Overview & Key Details

Compatible Machines

  • Graco Uni-Drum Bulk Supply Systems (listed as “Plug, Pipe; 1/8" NPT” in the parts breakdown)
  • Graco equipment that specifies part #103219 to seal a 1/8" NPT port (verify in your model’s parts manual)

What is the Graco 103219 Plug, Pipe?

The Graco 103219 Plug, Pipe is a small, headless, slotted 1/8" NPT pipe plug used to close or seal unused ports in Graco fluid-handling and spray equipment. Its compact, flush-fit design helps prevent interference with nearby components and fittings.

Key Specifications

OEM Part Number 103219
Official Name Plug, Pipe
Thread Size 1/8" NPT (male)
Head Style Headless, slotted (for flush installation)
Typical Finish / Material Cadmium-plated steel (durable corrosion-resistant finish)
Typical System Pressure Suitable for high-pressure Graco systems (commonly listed up to 6,000 psi; always follow your unit’s rating)
Primary Use Seals unused 1/8" NPT ports on pumps, manifolds, and supply systems

Why choose the OEM 103219?

  • Assured fit for Graco equipment that calls out 103219
  • Flush, headless profile reduces snagging and clearance issues
  • Reliable seal for 1/8" NPT ports in high-pressure applications
  • OEM quality for durability and leak prevention

Installation Notes

  • Clean threads and apply appropriate thread sealant compatible with your coating/fluids
  • Tighten with the correct driver for the slot; do not over-torque
  • Pressure-test the system after installation and check for leaks
  • Always adhere to the pressure rating of your specific machine

Frequently Asked Questions

It’s 1/8" NPT (male), designed to seal a standard 1/8" NPT female port.

It appears in parts lists for Graco Uni-Drum Bulk Supply Systems and in any Graco unit that specifies part #103219 for a 1/8" NPT port. Always confirm in your machine’s illustrated parts list before ordering.

Yes—this OEM plug is commonly used on systems rated up to 6,000 psi. Ensure your installation follows your equipment’s specific pressure rating and safety instructions.

If the equipment uses a 1/8" NPT port, the plug may fit; however, 103219 is specified by Graco for Graco systems. Verify fit, pressure rating, and warranty implications before use elsewhere.

Check your machine’s parts breakdown/illustrated parts manual for “Plug, Pipe 1/8" NPT” or part #103219. If listed, this is the correct OEM plug.

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