API 6A & 16A Spacer Spools

Same-end pressure-containing spools used to establish stack height and alignment between well-control components.

PRODUCT OVERVIEW

Purpose and technical function

Spacer or riser spools create a specified distance between BOPs, wellheads, manifolds and other pressure-control equipment. The end connections normally retain the same nominal size and pressure class while overall length, outlets and lifting provisions are selected for the stack arrangement.

Technical features

Any project-specific overall length
Flanged, studded or hubbed end options
Optional outlets, pad eyes and lifting eyes
Regular or CRA-inlaid ring grooves
Sour-service material selection available

Typical applications

BOP stack spacing
BOP-to-wellhead connection
Choke and kill manifold layouts
Drill-through and production assemblies

TECHNICAL DATA

Selection and supply basis

Reference sizes	1-13/16 in through 30 in
Reference pressure range	2,000 to 20,000 psi
Applicable basis	API Spec 6A or API Spec 16A, as selected
Temperature range	-60 °C to 121 °C
Material classes	AA through HH; final selection by service
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.