API 16A Drilling Spool

Outlet spool installed between drill-through equipment for BOP, choke and kill system connection.

PRODUCT OVERVIEW

Purpose and technical function

A drilling spool is a pressure-containing body with end connections and side outlets, normally positioned between the BOP and wellhead or between BOP components. The outlets provide controlled connection to valves and manifolds for well-control circulation.

Technical features

Top and bottom drill-through connections
Two opposed side outlets typical
Custom OAL and outlet extension
Flanged, studded or hubbed interfaces
Sour-service and CRA-ring-groove options

Typical applications

BOP stack connection
Choke and kill circulation
Drilling well-control stacks
Pressure-test arrangements

TECHNICAL DATA

Selection and supply basis

Applicable basis	API Spec 16A / API Spec 6A as selected
Reference pressure range	2,000 to 20,000 psi
End connections	Same or project-specific combinations
Service basis	NACE MR0175 / ISO 15156 when required
Service basis	Standard or sour service, with metallurgy, hardness, seals and trim confirmed against the approved fluid composition
Inspection and testing	Material traceability, dimensional inspection, NDE and pressure/functional testing according to the approved ITP
Documentation	Datasheet, drawings, MTRs, NDE and pressure-test records as specified in the purchase order

Supply positioning

Energy Equipment International supplies this equipment against approved project requirements. Manufacturing, monogram and performance claims apply only when confirmed in the selected supplier’s approved documentation.