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Graco 107554 Hex Cap Screw Hd M8

The Graco 107554 Hex Cap Screw HD (M8) is a genuine stainless-steel fastener used in Graco 4-Ball Pump Assemblies for secure, vibration-resistant connections.

  • Thread Size: M8 × 1.25 × 25 mm
  • Material: Stainless Steel
  • Fits: 243731, 243734, 243771 (Series E)
  • OEM-quality durability and precision

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Detailed Overview of Graco 107554 Screw Cap Hex HD (M8)

The Graco 107554 Hex Cap Screw HD (M8) is a genuine OEM stainless-steel fastener designed for use in high-pressure Graco pump assemblies. With its precise M8 × 1.25 × 25 mm specifications, this screw ensures a tight, secure fit and long-lasting performance in industrial spray systems.

Compatible Machines

This part fits the following Graco 4-Ball Lower Pump Assemblies and related systems:

  • Graco 243731 – 4-Ball Lower (3000 cc)
  • Graco 243734 – 4-Ball Lower (4000 cc)
  • Graco 243771 – 4-Ball Lower (Series E)

Product Specifications

Part Number 107554
Type Hex Cap Screw (HD)
Thread Size M8 × 1.25 × 25 mm
Material Stainless Steel (SST)
Function Secures manifold and bottle assembly caps within pump lower systems
OEM Quality Yes – Genuine Graco replacement part

Key Benefits

  • Provides secure fastening under high vibration and pressure
  • Resists corrosion for extended equipment lifespan
  • Designed for precise fit in Graco 4-Ball Pump systems
  • Maintains proper sealing and alignment of assembly components

Frequently Asked Questions

The Graco 107554 is an M8 × 1.25 × 25 mm stainless-steel hex head cap screw designed for pump lower assemblies.

It fits several 4-Ball Lower Pump Assemblies such as 243731, 243734, and 243771 (Series E).

Using non-OEM hardware is not recommended. The 107554 screw is precisely manufactured to fit and handle high-pressure operations unique to Graco systems.

Ensure to confirm part number 107554 in your Graco manual before ordering for accurate fit and performance.

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