The O-RING 19.5X5.3MM JTJ2ST-25 by WALTER MEIER MFG INC WMH TOOL GROUP Jet Tools is a high-performance sealing solution designed to prevent leaks in various applications. Made from durable rubber materials, this O-ring offers excellent resistance to chemicals and temperature variations. With precise dimensions of 19.5mm inner diameter and 5.3mm thickness, it fits standard connections seamlessly. Ideal for use in plumbing, automotive, and machinery applications, this O-ring is essential for ensuring optimal performance and reliability.