Drill Through Equipment
8 product categories (source: API Composite List)
API 16A blowout preventer (annular & ram) suppliers
Drill-through and well control equipment: blowout preventers and their repair, choke and kill systems, control systems, marine drilling risers, rotating control devices and well intervention equipment.
- API standards
- API-16A, API-16AR, API-16B, API-16C, API-16D, API-16F, API-16RCD
- Product categories
- 39
Standards and suppliers
Repair and Remanufacture of Drill-through Equipment
5 product categories (source: API Composite List)
Coiled Tubing, Snubbing, and Wireline Well Intervention Equipment
3 product categories (source: API Composite List)
Choke and Kill Systems
7 product categories (source: API Composite List)
Control Systems for Drilling Well Control Equipment
5 product categories (source: API Composite List)
Marine Drilling Riser Equipment
8 product categories (source: API Composite List)
Drill Through Equipment-Rotating Control Devices
3 product categories (source: API Composite List)
Product categories
Ram BOP
Ram Blocks, Packers, and/or Top Seals
Annular BOP
Annular Packing Units
Hydraulic Connectors
Drilling Spools and Spacer Spools
Adapters
Hub and Clamp Connectors
Articulated Choke and Kill Lines
Choke and Kill Manifold Buffer Chamber
Well Control Choke Actuators
Well Control Choke Controls
Well Control Chokes
Flexible Choke and Kill Lines
Rigid Choke and Kill Lines
Ram-Type Coiled Tubing Pressure Control Equipment
Ram-Type Snubbing Pressure Control Equipment
Ram-Type Wireline Pressure Control Equipment
Control Systems for Land Based and Surface-Mounted BOP Stacks
Discrete Hydraulic Control Systems for Subsea BOP Stacks
Electro-Hydraulic/Multiplex (MUX) Control Systems for Subsea BOP Stacks
Control Systems for Diverter Equipment
Secondary Control Systems for Subsea BOP Stacks
Riser Tensioner Equipment
Flex/Ball Joints
Telescopic Joint (Slip Joint) and Tensioner Ring
Riser Joints
Buoyancy Equipment (syntactic foam modules only)
Riser Running Equipment
Lower Riser Adapter
Riser Coupling
RCD Sealing Assemblies
RCD Packing Elements
RCD Body
RAM BOP
Annular BOP
Hydraulic Connectors
Drilling Spools
Adapters
Frequently asked questions
Are the drill-through & well control suppliers listed here certified by OFMP?
No. OFMP is not API and does not certify, audit or endorse suppliers. Supplier profiles organize API certificate records that the source marks Active; confirm the certificate number, product scope and current status on the API Composite List before purchasing.
How do I check a supplier's API certificate?
Search the API Composite List by certificate number or company name and check that the status, facility address and product scope match the quotation. Read the guide
How do I contact a supplier?
Open a supplier profile. Active members can view the contact details a supplier has provided.
Standard and product names come from the API Composite List search snapshot (2026-10-10). Family groupings and Chinese reading aids are OFMP editorial additions, not official API classifications or translations. OFMP is not affiliated with API.
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