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Graco 100468 Screw Cap Hex Hd

The Graco 100468 Screw Cap Hex Head is a genuine OEM fastener designed for secure assembly in Graco proportioner and pump systems.

  • Part Number: 100468
  • Thread Size: 3/8-16 × 2 in.
  • Fits: Hydra-Cat, Bulldog, 34:1 Senator, and 8900 Proportioner systems
  • Use: Mounting plates and pump module fastener
  • Quality: Genuine Graco OEM component

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Genuine Graco 100468 Hex-Head Cap Screw – Overview

Compatible Machines

This Graco 100468 Screw, Cap, Hex Head is used in the following Graco proportioner/pump systems and assemblies:

  • Hydra-Cat / Bulldog fixed-ratio proportioner systems
  • 34:1 Senator pump modules (as used in Graco proportioners)
  • 8900 Proportioner systems (selected modules/assemblies)

Key Highlights

  • OEM Quality: Genuine Graco fastener for secure, vibration-resistant assembly.
  • Assembly Use: Commonly secures mounting plates, adapters, and pump modules.
  • Service Friendly: Direct replacement for worn or missing screws during rebuilds.

Quick Specs

Attribute Detail
Part Number 100468
Description Screw, Cap, Hex Head (hex-head cap screw)
Typical Size* 3/8-16 × 2 in. (51 mm) noted in certain Graco modules*
Material/Finish High-strength steel (finish varies by production batch)
Primary Use Secures plates/adapters/modules within Hydra-Cat, Bulldog, 34:1 Senator, and 8900 Proportioner assemblies

Fitment Guidance

  • Fastener usage can be module-specific. Confirm the part number on your exact assembly diagram.
  • If your proportioner variant isn’t listed, check its pump module or mounting plate bill of materials.
  • Replace in sets where applicable to maintain uniform clamping force.

Frequently Asked Questions

It appears in specific modules and assemblies. Check your unit’s parts manual to confirm 100468 is called out for your exact configuration before ordering.

Some Graco drawings list it as 3/8-16 × 2 in. Always validate in your machine’s BOM or service manual to ensure a match with your assembly.

This SKU is the cap screw only. If your assembly requires washers or locknuts, order those part numbers separately as specified in the manual.

Use the torque recommended in the service manual, apply threadlocker if specified, and tighten in a cross-pattern where applicable to ensure even clamping.

Refer to your assembly’s exploded diagram/BOM. Many modules call for multiple screws (e.g., 4 pcs). Order the total needed for a complete, even replacement.

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