UNSPSC 31171544: Plummer block bearing

A mounted bearing used to provide support for a rotating shaft with the mounting surface on a parallel line with the axis of the shaft.

UNSPSC 31171544 Plummer block bearing is a Commodity code covering the supply of plummer block bearings—self-aligning or pillow block bearings mounted in housings—that state and local governments procure for machinery, pump applications, and rotating equipment maintenance and repair. The code spans industrial bearing components used across water treatment facilities, public utilities, transit maintenance operations, and municipal equipment fleets where rotating shaft support is required.

The recent opportunity record for this code shows no active procurement activity. A single posting from Williamson County, Texas in July 2026 is a departmental relocation notice rather than a solicitation and contains no contract scope, timeline, or purchasing intent. Without additional sourced opportunities, current market activity under this Commodity code cannot be characterized by issuing-body type, geographic concentration, or representative recent work.