Description
The GRACO 555716 is a square-cut O-ring made from Buna-N (Nitrile) rubber with a hardness of 70 durometer. It is designed to provide a reliable seal in various GRACO equipment, particularly in air-operated pumps and fluid handling systems, ensuring leak-free operation and resistance to oils and chemicals.
Key Features:
- O-Ring
- SQ CUT -010 BUNA 70
- Buna-N (Nitrile) rubber, 70 durometer
- Compatible with GRACO air-operated pumps and related equipment (e.g., MSA-10 and MSA-100 Air Operated Pump)
- Square-cut profile for enhanced sealing in specific applications
- Resistant to oils, fuels, and many chemicals
- Durable construction for reliable performance in industrial environments
Applications:
Used as a sealing component in GRACO air-operated pumps and fluid handling systems, such as the MSA-10 and MSA-100 Air Operated Pump, to prevent leaks and maintain system integrity.
Installation Notes:
- Using genuine GRACO O-rings ensures proper fit, seal integrity, and equipment reliability, reducing the risk of leaks and downtime.
- Inspect the O-ring for damage or deformation before installation
- Ensure the mating surfaces are clean and free of debris
- Lubricate the O-ring with a compatible lubricant if recommended by the equipment manual
- Install the O-ring carefully to avoid pinching or twisting
- Refer to the specific equipment manual for detailed installation instructions
- Regularly inspect O-rings for wear, cracks, or degradation
- Replace O-rings during routine maintenance or if leaks are detected
- Use only genuine GRACO replacement parts for optimal performance






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