Equalizing Assembly


To hold pressure differentials from above and below, when attached to the “S” lock assemblies.



Consists of the following components:
1. Fishneck
2. Prong Mandrel
3. Washer
4. Segments
5. Stop Ring
6. Shear Pin Retainer
7. G Housing
8. Clean Out Plug
9. Male Back-Up Ring
10. Female Back-Up Ring


Once assembled with the desired lock assembly, the plug is pinned onto the BT C-1 / C-2 Running Tool and set with wireline in the corresponding profile.


Ensure No-go dimensions correspond with desired nipple size.
Ensure all “O” rings and seals, and seal bores are undamaged.
There are 2 types of prong fishing necks, one for the “W” and “Z”, and one
for the “S” Equalizing Assemblies.

for more details please see the attached file pdf-icon

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