The GRACO 101390 is a lock washer designed for internal use within GRACO equipment. Its main material is not specified in available sources, but it is intended to secure components in place, preventing loosening due to vibration or movement in GRACO pumps and spray systems.

Key Features:

• Lock washer, internal
• 1.2 in x 1.2 in x 1.2 in (3.048 cm x 3.048 cm x 3.048 cm)
• Designed for use with GRACO equipment, particularly diaphragm pumps and spray systems
• Quick and straightforward replacement
• Reliable securing of internal components
• Designed for ease of maintenance

Applications:
Used in GRACO diaphragm pumps and spray equipment to secure internal components and prevent loosening during operation.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of equipment.
• Ensure equipment is powered off and depressurized before installation.
• Replace worn or damaged lock washers promptly to maintain equipment reliability.
• Follow GRACO equipment manual for specific installation procedures.