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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Check for leaks and secure all fittings before operation
Fits Powerflo pumps with male threaded intake cylinder valve
based on similar GRACO grommets)
Inspect and replace worn or damaged check valve o-rings as needed
GRACO Lock Nut - (SKU: 101566) Check for leaks and secureThe GRACO 101566 is a lock nut, typically made from steel or a similar durable metal, designed to secure threaded fasteners in place and prevent loosening due to vibration or movement within GRACO equipment. Key Features: Lock nut Metal (steel or similar) Compatible with various GRACO equipment models, including ProMelt (Models 24H624, 24H626) and LineLazer IV 3900, 5900 Airless Line Stripers Prevents loosening of threaded fasteners Reliable under
