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00SO Slip on Stop Collar

High strength 00SO slip on stop collars are developed for use in challenging wells. Provide a high performance method of securing centralizers on to the pipe and support primary cementing.

0958 OOSO

Exceptional Performance in Demanding Wells

High-strength 00SO slip-on stop collars are engineered to deliver exceptional performance in the most demanding well conditions.

Designed for use with Centek’s premium range of centralizers, the 00SO provides a reliable and high-performance method for securing and protecting centralizers on the casing string. Made from the same ultra-high-strength material as Centek’s top-tier centralizers, these stop collars are heat-treated to enhance strength and durability while minimizing brittleness. Their robust design withstands high axial forces, ensuring reliable performance in challenging wellbore environments.

The 00SO stop collars feature a unique set screw design that delivers industry-leading holding forces while reducing damage to wellbore tubulars. Available in single and double-row HD set screw configurations, they are optimized for various casing sizes and perform exceptionally well on casing grades up to P110. With anti-vibration screw retention and the ability to exceed API 10D-2 performance standards without requiring 4 inches of axial slippage, the 00SO stop collars are a premium choice for operators seeking maximum reliability and efficiency in demanding onshore and offshore applications.

Key Benefits

  • Does not require 4” axial slippage to exceed the API 10D-2 performance standard 
  • Premium slip-on stop collar 
  • Fitment tested to up to 50 lb-ft torque 
  • Anti-vibration screw retention 
  • Maximum performance on casing grades up to P110

Targeted applications

  • Demanding well conditions

Centralizers

The 00SO complements our range of high performance centralizers.

Slip On Bow Spring Centralizers

Available Sizing

00SO stop collars are available in sizes from 2 7⁄8" to 20".

For more information talk to our Product Service Experts today or use our Product Finder to find the right product for your application

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Customer Testimonial

Don't take our word for it!

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UROS Malaysia

Mohd Irfan, Talisman Energy

"No issue at all to get casing to the bottom…managed to rotate while cementing approximately 20rpm, 10-15kft lbs torque. Will be using the same for the next 2 wells"

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The Centek Product Finder is your go-to tool for exploring our full range of centralizers and stop collars available worldwide. Designed to make product selection simple, it provides instant access to key dimensional and performance data, helping you compare options and identify the best fit for your well design. Whether you’re looking for high-performance solutions for challenging conditions or standard designs for everyday applications, the Product Finder gives you the detail you need to make confident, informed choices.

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