UNSPSC 31161739: Weld or clinch nut

A nut welded or mechanically attached to a metal part for the purpose of joining multiple parts.

UNSPSC 31161739 Weld or clinch nut is a Commodity code, but the recent state and local opportunities posted under it do not involve fasteners or small component parts; instead, they reflect major equipment and construction procurement mistagged to the code. The North Texas Municipal Water District Maintenance Department issued an IFB for two Lincoln Frontier 400X diesel-driven welder/generators due July 29, 2026, and the City of Lavonia, Georgia posted a sealed competitive bid for comprehensive water treatment plant improvements due May 26, 2026. Neither solicitation involves weld nuts or clinch nuts as typically understood in fastener supply. The code shows little relevant recent activity aligned with its nominal scope of small welding-related fasteners.

The geographic spread of recent activity under this code spans Texas and Georgia, though the posted opportunities appear to represent equipment and construction services rather than the fastener commodity the code nominally describes. The mismatch between the code definition and the actual work being solicited suggests either tagging error by the issuing bodies or a broader interpretation of the code by state and local procurement systems that does not align with standard UNSPSC commodity classification. For firms pursuing fastener supply or small component procurement, this code warrants verification against current issuing-body systems before building a pursuit strategy, as the signal from recent opportunities is ambiguous.