The GRACO 129591 LD Z-Swivel is a heavy-duty steel swivel fitting designed to prevent twist damage to hoses in lubrication and grease transfer systems. It features a 1/4-18 NPT female inlet and is intended for use with GRACO LD Series grease pumps, facilitating smooth and unrestricted movement during operation.

Key Features:

• Z-Swivel
• 1/4-18 NPT
• Heavy-duty steel with bearings
• 6000 psi (413 bar) or 420 bar (varies by source; use 6000 psi as maximum for safety)
• GRACO LD Series (24J030, 25C549, 24J060, 35 lb, 120 lb, 400 lb grease pumps)
• Prevents twist damage to hoses
• Smooth and unrestricted movement
• Reliable heavy-duty construction
• Ease of maintenance due to robust design

Applications:
Used in lubrication and grease transfer systems, particularly with GRACO LD Series grease pumps for industrial, mining, and agricultural applications.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of lubrication systems.
• Ensure threads are clean and free of debris before installation
• Use appropriate thread sealant for NPT connections
• Hand-tighten before final torque to avoid cross-threading
• Regularly inspect for wear and replace as needed to maintain system integrity
• Periodically check for leaks or damage
• Lubricate bearings if required by manufacturer
• Replace swivel if excessive play or wear is detected