Graco 15U368 Nut Cap 1/4-18 NPSM

Graco 15U368 Nut Cap – Leak-Proof Sealing Component

Compatible Machines

• Graco fluid pumps and spray equipment with 1/4-18 NPSM connections
• Industrial airless sprayers requiring secure sealing
• Systems where corrosion-resistant sealing is essential

The 15U368 Nut Cap ensures leak-free operation by securely sealing threaded connections in Graco spray systems, maintaining system efficiency and preventing fluid loss.

Key Features

Installation & Usage Tips

• Ensure threads are clean before installation.
• Hand-tighten first, then use a wrench to secure without over-tightening.
• Inspect periodically for corrosion or wear.
• Replace if threads are damaged to maintain leak-free performance.

Frequently Asked Questions