16 3/4 Inch 5000 Psi Drilling Spool In Bop Wellhead Adapter Flange

Product Overview

The 16 3/4 Inch 5000 PSI Drilling Spool In BOP Wellhead Adapter Flange is designed for high-pressure wellhead applications requiring robust performance and precise alignment. Constructed from high-strength steel with corrosion-resistant treatment, it ensures reliable operation under extreme drilling conditions. This adapter flange provides secure integration with Blowout Preventer (BOP) systems and standard spool assemblies, facilitating safe fluid control and efficient pressure management. Ideal for demanding onshore and offshore drilling operations, it combines durability, safety, and operational reliability.

Technical Features

1. Pressure Rating: 2,000 – 20,000 PSI
2. Size Range: 2" to 4" (custom sizes available)
3. Material Class: AA – HH, forged high-strength alloy steel
4. Temperature Rating: –46°C to +121°C
5. Connection Type: Hammer union / flange / threaded / welded ends
6. Sealing Type: NBR, HNBR, or FKM seals for H₂S & CO₂ environments
7. Rotation Capability: Full 360° rotation, minimizing mechanical stress
8. Surface Treatment: Anti-corrosion coating for extended service life

Advantages

Allows smooth rotation to prevent pipeline twisting

High sealing reliability under fluctuating pressure

Compatible with standard API hammer unions and adapters

Compact, durable design suitable for onshore and offshore use

Easy assembly, inspection, and maintenance

Applications

1. Oilfield drilling and workover operations
2. Wellhead and choke manifold flowline systems
3. Fracturing, cementing, and acidizing units
4. High-pressure transfer lines for mud, gas, or cement
5. Testing and production facilities requiring flexible pipeline connections

Product Photos