Casing
Size, weight, grade, inside diameter and condition.
1776 / FRAC PLUG
The 5.5-inch
frac plug design.
An aluminum frac plug embodiment built around the wedge-and-receiver sealing concept.
See the design referenceCASING
EMBODIMENT5.5″20 lb/ft / P-110
EMBODIMENT5.5″20 lb/ft / P-110
SEPTEMBER 2026 / REVISION A
The design.
In detail.
Casing, material and mechanism references for the 5.5-inch configuration.
| Design item | Reference |
|---|---|
| Casing embodiment | 5.5-inch, 20 lb/ft P-110 |
| Plug material reference | 5086 aluminum |
| Core mechanism | Wedge-driven deformation of the receiver |
| Pressure designation on drawings | 9.2 ksi / 9,200 psi |
| Drawing revision | September 2026, Revision A |
Pressure designation
9.2 ksi is the designation on the engineering drawings. Operating pressure, temperature and application limits require qualification data and engineering approval.
APPLICATION REVIEW
Match the configuration
to the job.
Use the latest approved configuration and documentation when evaluating a specific well.
Operating conditions
Required differential pressure and temperature.
Fluid environment
Fluid chemistry and material compatibility.
Setting equipment
Interface, setting action and release requirements.
Deployment and removal
Well conditions and the planned removal method.
Qualification
Supporting test data and the approved operating procedure.
TECHNICAL QUESTIONS
Know the scope.
What does the 9.2 ksi designation mean?
It is the designation used on the engineering drawings. An operating pressure rating requires qualification evidence and engineering approval.
Is the concept limited to 5.5-inch casing?
The concept permits engineering variations. The specific embodiment described here is for 5.5-inch, 20 lb/ft P-110 casing; other configurations require separate engineering confirmation.
How is casing engagement created?
A wedge expands the receiver radially. Integral sealing and wickered engagement features are designed to contact the casing during that deformation.
What does the simulation demonstrate?
It illustrates the intended component movement and setting sequence. It is not a pressure test or a demonstration of field performance.