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Graco 121478 Fitting, Compression, 3/16X1/4Npt

The Graco 121478 Compression Fitting adapts a 3/16″ tube to a 1/4″ NPT threaded port for secure, leak‑free fluid connections in spray and pump systems.

  • 3/16″ compression end
  • 1/4″ NPT thread
  • Leak‑resistant design
  • OEM Graco part
  • Fluid routing adapter
  • Industrial applications
  • Easy install
  • Reliable performance

$215.16
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Graco 121478 Fitting, Compression 3/16 x 1/4 NPT – Product Details

Compatible Machines & Systems

  • Graco fluid spray and pump systems
  • Tubing to threaded port fluid connections
  • Industrial machinery fluid lines
  • OEM fitment requiring compression to NPT transitions

Product Overview

Part Number Graco 121478
Type Compression to NPT Fitting
Connection 1 3/16″ Compression
Connection 2 1/4″ NPT Thread
Use Connects tubing to threaded ports

Key Features & Benefits

  • Combines tubing compression and NPT threaded connection
  • Ensures leak‑free fluid routing
  • Designed for industrial fluid systems
  • OEM Graco quality and compatibility
  • Easy installation

Frequently Asked Questions

A compression fitting holds tubing by compression and seals against a threaded port.

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