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Graco 100003 Screw Cap Hex Hd

The Graco 100003 Screw Cap Hex HD is a genuine OEM fastener designed for securing pump and manifold components in Graco sprayers.

  • Thread Size: 3/8"-16
  • Length: 1-1/2"
  • Fits Ultra Max II, GMAX II, and Magnum Series
  • Durable OEM-grade construction

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Graco 100003 Screw Cap Hex HD – OEM Replacement Fastener

Compatible Machines

  • Graco Magnum Series Airless Paint Sprayers
  • Graco Ultra Max II 695 / 795 / 1095 Models
  • Graco GMAX II 3900 / 5900 Gas Airless Sprayers
  • Graco ProContractor and IronMan Series
  • Graco 8900 Proportioner Systems

The Graco 100003 Screw Cap Hex HD is used across multiple Graco sprayer systems, proportioner assemblies, and high-output airless units for secure fastening in pump and manifold structures.

Product Details

Part Number 100003
Part Name Screw, Cap, Hex Head
Thread Size 3/8"-16
Length 1-1/2 inches
Type OEM Replacement Fastener
Used In Pump Assemblies, Manifold Frames, and Proportioner Systems

Frequently Asked Questions

It is used to fasten and secure critical parts in Graco sprayer assemblies such as pump frames, manifolds, and bracket joints.

Yes, it is compatible with Graco Ultra Max II 695, 795, and 1095 sprayers and other similar assemblies.

Yes. It’s a genuine Graco OEM fastener, ensuring reliable fit and long service life.

The screw is a 3/8"-16 x 1-1/2" hex head cap screw used in multiple Graco assemblies.

Check your model’s service manual or parts diagram for part number 100003 to confirm compatibility.

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