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Graco 100326 Screw Mach

The Graco 100326 Screw, Machine is an OEM fastener designed for reliable assembly of Graco fluid pressure regulators and conversion kits.

  • Fits regulator models 238889, 238890, 238891, 238892
  • Also used in Air-Operated Conversion Kit 238749
  • Ensures proper fit and safety during maintenance
  • Genuine Graco replacement part for long-lasting performance

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Graco 100326 — OEM Machine Screw (Part-Level Fastener)

Compatible Machines / Assemblies

The Graco 100326 Screw, Machine is used inside the following Graco Fluid Pressure Regulator systems and related kits:

  • Fluid Pressure Regulator Model 238889
  • Fluid Pressure Regulator Model 238890
  • Fluid Pressure Regulator Model 238891
  • Fluid Pressure Regulator Model 238892
  • Air-Operated Conversion Kit 238749 (for the regulator series above)

Product Overview

The Graco 100326 Screw, Machine is an original Graco fastener used within the regulator assemblies listed above. As an OEM part, it ensures correct fit, reliable retention, and maintains equipment safety and performance when servicing the regulator or related sub-assemblies.

Key Specifications

Part Number 100326
Item Type Screw, Machine (OEM fastener)
Primary Application Fluid Pressure Regulator models 238889, 238890, 238891, 238892; Air-Operated Conversion Kit 238749
Fitment Guidance Verify against your unit’s parts list/illustrated manual before ordering to confirm quantity and position.
Notes Replace like-for-like. Do not substitute non-OEM fasteners where torque/length/thread may affect safety or sealing.

Installation & Safety Notes

  • Always depressurize and disconnect power/air before service.
  • Use the regulator’s service manual for torque values and sequence.
  • Inspect mating threads; replace damaged components to ensure proper clamping and alignment.
  • If a locking feature (threadlocker/washers) is specified in your manual, reinstall to spec.

What’s Included

  • 1 × Graco 100326 Screw, Machine

Washers, nuts, or additional hardware are not included unless stated on your unit’s parts breakdown.

Frequently Asked Questions

No. It is listed for Fluid Pressure Regulator models 238889, 238890, 238891, 238892, and the Air-Operated Conversion Kit 238749. Check your model’s parts list to confirm usage and quantity.

The item is the screw only. Any washers, lock-washers, or nuts must be purchased separately if specified by your assembly drawing.

Substitutions are not recommended. OEM fasteners ensure correct length, thread, and head type. Using a non-OEM part may affect safety, sealing, or alignment—always follow the Graco parts list for your exact model.

Torque specs are provided in your regulator’s service manual/parts manual for the exact joint. Follow the sequence and torque values shown for your model.

Match your model number against the Compatible Machines / Assemblies above and cross-check with your illustrated parts list. If in doubt, provide your model and serial to confirm fitment before ordering.

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