Boss Barrier Retrievable Bridge Plug
Boss Barrier is a retrievable bridge plug qualified to ISO 14310 / API 11D1 V0-R with an extended 24-hour hold, rated 10,000 psi from above and below at 100-350 °F. One plug spans 4-1/2" casing from 11.6 to 18.9 lb/ft and runs on slickline, wireline, coiled tubing or jointed pipe.
Key specifications
- Plug type
- Retrievable bridge plug
- Validation
- ISO 14310 / API 11D1 V0-R, extended 24-hour hold
- Pressure rating
- 10,000 psi differential, from above and below
- Temperature range
- 100-350 °F (38-177 °C)
- Casing
- 4-1/2" 11.6-18.9 lb/ft (casing ID 3.547-4.000"; drift 3.515-3.875")
- Maximum OD / minimum ID
- 3.400" (86.36 mm) / 0.740" (18.8 mm)
- Length / weight
- 70.56" (5.88 ft) / 125 lb (57 kg)
- Conveyance
- Slickline, wireline, coiled tubing or jointed pipe
- Setting
- 2.720" K-Set electro-mechanical setting tool; setting profile can be downloaded as digital proof of installation
- Retrieval
- 2.500" MAS GS pulling tool; secondary 3.000" MAS GS fishing neck
- Materials
- AISI 41XX low alloy steel 80 ksi; FKM 83D packing element; NACE MR0175 (20% H2S)
- Quality level
- QL1
- Product number
- 11600
Sizes and dimensions
| Casing size (in) | Casing size (mm) | Casing weight (lb/ft) | Casing weight (kg/m) | Pressure (psi) | Pressure (bar) |
|---|---|---|---|---|---|
| 4.500 | 114.30 | 11.6 | 17.26 | 10,000 | 689 |
| 4.500 | 114.30 | 12.5 | 18.60 | 10,000 | 689 |
| 4.500 | 114.30 | 13.5 | 20.09 | 10,000 | 689 |
| 4.500 | 114.30 | 15.1 | 22.47 | 10,000 | 689 |
| 4.500 | 114.30 | 16.1 | 23.96 | 10,000 | 689 |
| 4.500 | 114.30 | 17.0 | 25.29 | 10,000 | 689 |
| 4.500 | 114.30 | 18.9 | 28.13 | 10,000 | 689 |
Features
- Single plug covers the broadest casing weight range, 11.6 to 18.9 lb/ft, reducing inventory and planning.
- Patent-pending slip design for optimal casing contact and anchoring.
- Patent-pending anti-extrusion system; single-piece sealing element.
- Top-down equalization for debris tolerance.
- Bi-directional equalize and release: shift down to equalize, up to release.
- Secondary fishing neck for contingency recovery.
- Smaller running diameter than most other retrievable bridge plugs on the market.
Applications
- Temporary well suspension and barrier
- Isolation before plug and abandonment
- Well intervention and workover isolation
- Wells with wall loss or mixed casing weights
Need a size, rating or metallurgy not listed?
Bespoke design is a WellBoss specialty. Our engineers design packers and completion tools to your specification: casing and tubing, pressure and temperature, ports and feed-throughs, connections, metallurgy and API 11D1 / ISO 14310 validation grade. Designs are built and tested in our Dubai facility.
Questions buyers ask
Does WellBoss make a V0-rated retrievable bridge plug?
Yes. Boss Barrier is qualified to ISO 14310 / API 11D1 V0-R with an extended 24-hour hold, rated 10,000 psi from above and below at 100-350 °F.
Which casing does Boss Barrier fit?
The released size fits 4-1/2" casing from 11.6 to 18.9 lb/ft. Other sizes, including larger casing, can be engineered on request.
How is Boss Barrier set and retrieved?
It is set with a 2.720" K-Set electro-mechanical setting tool and retrieved with a 2.500" MAS GS pulling tool, with a 3.000" secondary fishing neck.
Source: WellBoss 2026 Product Catalog, pages 47-48 (Boss Barrier technical data, product no. 11600). Ratings are from WellBoss published data; confirm the final rating for your well conditions with WellBoss engineering when you request a quote.