Hinged Set Screw Stop Collar

The COS Hinged Set Screw Stop Collar is built in a two-piece hinged design, making it easy to install directly onto the casing pipe without the need for threading or welding. A row of high-strength set screws provides a firm grip on the casing, ensuring the collar remains securely in place during cementing operations.

Key Benefits

• Quick and simple installation – no special tools required
• Strong holding force with multiple set screws
• Hinged design allows placement in the middle of the casing string
• Ideal for low annular clearance environments

Features

• Manufactured from durable, high-strength steel
• Easy latch-on and secure fastening around casing
• Available in sizes 2 7/8” to 30” (custom sizes available on request)

Applications

• Used with centralizers, cement baskets, and other casing accessories
• Effective in wells with tight tolerances where slip-on collars are difficult to use