Back-up Ring Type BV / rectangular, uncut is a solid, rectangular support ring used to prevent extrusion of O-Rings and seals in high-pressure applications. Its uncut design provides maximum structural integrity, making it ideal for static sealing in demanding hydraulic and pneumatic systems. Made from durable materials like PTFE, Type BV enhances seal performance, improves pressure resistance, and extends service life. This is a Custom Article Number with a Customer Specific Design.