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Graco 15M314 Screw HHC 5/16-18 UNC-2A X 5.5

The Graco 15M314 Screw HHC 5/16‑18 UNC‑2A × 55 is a high‑quality cap‑head bolt used in Graco equipment assemblies for secure fastening under heavy use.

  • High‑tensile cap‑head screw
  • 5/16‑18 UNC thread, 55 mm length
  • OEM replacement fastener
  • Ensures structural integrity in assemblies

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Graco 15M314 Screw HHC 5/16‑18 UNC‑2A‑× 55

Compatible Machines

  • Graco Mark V ProContractor series
  • Graco Ultra Max II 695 sprayers
  • General Graco equipment requiring M5/16‑18 UNC fasteners

Key Features

Feature Description
High‑Strength Alloy Cap‑head bolt made of high‑tensile steel for durability.
Precise Threading 5/16‑18 UNC‑2A ensures correct fit and torque performance.
OEM Grade Built to original manufacturer standards for fit and finish.
55 mm Length Adequate length for penetrating multiple components securely.

Installation & Usage Tips

  • Use the proper tool (hex cap head driver) for installation.
  • Apply recommended torque as specified by the machine manual.
  • Ensure mating threads are clean, dry, and undamaged.
  • Check periodically for loosening, especially under vibration.

Frequently Asked Questions

No, substituting a different size or thread may compromise fit, strength, and warranty compliance.

Refer to the machine’s service manual for exact torque; typical value for 5/16‑18 cap‑head in steel is ~18–22 Nm.

Inspect during scheduled maintenance or whenever the machine undergoes heavy vibration or movement.

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