The GRACO 16K274 is a hex plug designed for use in GRACO equipment, specifically to seal pipe ports with 3/4 inch NPT threads. Its material is not specified in available documentation, but similar plugs are commonly made from brass or steel. This part is intended to block or seal threaded openings in lubrication, hydraulic, or pneumatic systems within GRACO machinery.

Key Features:

• Hex Plug
• 3/4 inch NPT
• Designed for use with GRACO equipment requiring 3/4 inch NPT threaded ports
• Hex head for easy installation and removal with standard wrenches
• Reliable sealing for threaded pipe connections
• Durable construction for repeated use

Applications:
Used to seal or block 3/4 inch NPT threaded ports in GRACO lubrication, hydraulic, or pneumatic systems. Commonly found in pumps, manifolds, and other equipment requiring secure pipe port closure.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, seal integrity, and equipment reliability.
• Ensure threads are clean and free of debris before installation
• Apply appropriate thread sealant or tape as recommended by GRACO
• Tighten securely using a wrench, but avoid over-torquing to prevent thread damage
• Inspect periodically for leaks or wear, especially in high-pressure or vibration environments