The GRACO 187774 NUT, JAM is a small, precision-engineered nut designed for use in GRACO spray equipment. Its material is not specified in available sources, but it is intended to secure components within GRACO machinery, ensuring reliable assembly and maintenance. Key Features: Jam nut Designed for use with GRACO spray equipment; specific models not listed Compact size for tight spaces Lightweight (0.05 lbs) Precision fit for secure fastening Applications:Used in the assembly and maintenance of GRACO spray equipment to secure components and ensure reliable operation. Installation Notes: Using genuine GRACO parts ensures proper fit, performance, and longevity of equipment. Ensure threads are clean and undamaged before installation Tighten securely but avoid over-torquing to prevent damage Inspect regularly for wear or loosening during routine maintenance