CR Check Set Tool Assembly
The Rebco CR Check Set Tool is engineered to confirm the proper setting of ROTR and ROTRN Lock Mandrels within their corresponding Landing Nipple profiles. This tool ensures the lock mandrel is correctly engaged and seated before proceeding with subsequent operations.
Product Code: 41
Applications
Confirming the correct set position and load resistance of lock mandrels and downhole controls after wireline setting operations
Verifying that a device will not shift under production loading before the workover or wireline unit is released from the well
Troubleshooting suspected partial sets without pulling the device to the surface
Key Benefits
Provides direct in-situ confirmation of correct set position, eliminates uncertainty without a pull run.
CX (downstroke check) and CR (upstroke check) together verify device integrity in both load directions.
Available in all standard tool string sizes
NOTE: For Rebco CX & CR Check Set Tools that are not listed, please inquire.
TECHNICAL DATA
NOMINAL SIZE | 2 1/16” | 2” | 2” | 2” |
For LOCK MANDREL SIZE | 1.710” | 1.788” | 1.875” | 2.125” |
ASSEMBLY NUMBER | 4102131710 | 4102131780 | 4102131870 | 4102132120 |
NOMINAL SIZE | 2 1/2” | 2 1/2” | 3” | 3 1/2” |
For LOCK MANDREL SIZE | 2.188” | 2.313” | 2.562” | 3.437” |
ASSEMBLY NUMBER | 4102132180 | 4102132310 | 4102132560 | 4102133430 |
NOMINAL SIZE | 4 1/2” | 4 1/2” | 5 1/2” | 5 1/2” |
For LOCK MANDREL SIZE | 3.688” | 3.813” | 4.313” | 4.562’ |
ASSEMBLY NUMBER | 4102133680 | 4102133810 | 4102134310 | 4102134560 |
ENGINEERING DATA: | ||||
MAXIMUM OD | 3.62” | 3.62” | 4.28” | 4.50” |
PIN THREAD CONNECTION | 1 1/16’ - 10 | 1 1/16’ - 10 | 1 1/16’ - 10 | 1 1/16’ - 10 |
FISHING NECK OD | 2.313” | 2.313” | 2.313” | 2.313” |
LENGTH | 15.53” | 15.92” | 16.14” | 17.18” |
MATERIAL | Alloy | Alloy | Alloy | Alloy |
RELATED TOOLS
Disclaimer: Information is provided for reference only. Rebco Oil Tools, Inc. makes no express or implied warranty as to the accuracy or completeness of this information. Equipment selection, configuration, and use must be performed by qualified personnel and are subject to approved procedures, well conditions, mechanical limitations, and Rebco’s Terms and Conditions of Sale.

