The GRACO 166863 is a straight pipe nipple fitting, designed to connect sections of pipe or hose within GRACO fluid-handling equipment. Its material is not explicitly specified in available documentation, but GRACO fittings are typically made from high-quality metals for durability. This part is intended to ensure secure, leak-free connections in high-pressure fluid systems.

Key Features:

• Straight Pipe Nipple
• 1/4 NPT x NPT
• 5000 psi (344 bar) (as referenced for similar GRACO fittings in catalog)
• Compatible with GRACO equipment requiring 1/4 NPT connections
• Engineered for high-pressure applications
• Designed for reliable, leak-free connections
• Durable construction for long service life

Applications:
Used in fluid-handling systems for connecting pipes or hoses in industrial, agricultural, and maintenance equipment. Suitable for high-pressure environments such as lubrication, paint, and chemical transfer systems.

Installation Notes:

• Using genuine GRACO parts ensures optimal fit, performance, and safety. OEM components are engineered to precise specifications, reducing the risk of leaks and equipment failure.
• Ensure threads are clean and undamaged before installation
• Use appropriate thread sealant or tape as recommended by GRACO
• Tighten securely but avoid over-torquing to prevent thread damage
• Inspect regularly for signs of wear or leaks
• Regularly check for leaks or corrosion
• Replace at first sign of wear or damage
• Use only genuine GRACO replacement parts for repairs