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Graco 103374 Screw

The Graco 103374 Screw, Mach, RDH is a genuine OEM round-head machine screw designed for secure fastening in Graco sprayers and heater assemblies.

  • OEM Part Number: 103374
  • Type: Round-Head Machine Screw
  • Used in: Viscon / Viscon HF heater assemblies
  • Ensures precise fit and reliable fastening
  • Verify compatibility with your Graco model before ordering

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OEM Round-Head Machine Screw Details

Compatible Machines

  • Graco Viscon / Viscon HF heater assemblies (listed as 103374 “Screw, Mach, RDH” in Graco heater core kit parts lists)
  • Any Graco unit whose official parts manual explicitly references part 103374 (check your model’s parts list to confirm)

Product Overview

The Graco 103374 is an OEM Screw, Mach, RDH (round-head machine screw) used to secure components in various Graco equipment. As an OEM fastener, it maintains correct fit and reliable clamp load where specified by Graco.

Key Specifications

OEM Part Number 103374
Description Screw, Mach, RDH (round-head machine screw)
Manufacturer Graco
Application General fastening for specified Graco assemblies (e.g., Viscon / Viscon HF heater components and other models where 103374 is listed)
Fitment Guidance Match the part number in your sprayer’s official parts diagram; do not substitute by appearance alone.

Installation & Notes

  • Install per the sequence and torque guidance in your model’s Graco manual.
  • Replace any damaged or stripped screws to maintain proper clamping force.
  • If a thread-locker is specified by Graco for your assembly, use the type and strength indicated in the manual.

How to Confirm Compatibility

  1. Open the parts diagram for your exact Graco model and revision.
  2. Locate the fastener position in the exploded view.
  3. Ensure the callout number maps to OEM part 103374.

Frequently Asked Questions

Yes. 103374 is an OEM Graco fastener described as a Screw, Mach, RDH (round-head machine screw).

It is used in Viscon / Viscon HF heater assemblies and in any Graco unit whose official parts list calls out 103374. Always verify your exact model’s diagram before purchase.

For OEM replacements, ordering by the exact Graco part number is recommended. If your application requires torque or thread-locker, follow the specifications in your model’s manual.

Unless your product page states otherwise, 103374 is typically sold individually. Check the quantity shown on this page before checkout.

Use only the part number specified for your model. If your manual lists a different screw, do not substitute 103374 unless Graco documentation or a revised parts list confirms compatibility.

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