UNSPSC 31391702: Ceramic high precision machining

Ceramic objects that have been machined to tolerances less than 0.020 mm for major dimensions

UNSPSC 31391702 Ceramic high precision machining, a Commodity-tier code, appears in state and local procurement activity for fire hydrant procurement and related water-infrastructure components. The single recent opportunity in the dataset shows a mismatch between the code's nominal scope and the actual work being solicited — the City of Midland, Texas posting targets the purchase of finished fire hydrants (45 units of 4-foot, 20 units of 5-foot, and 6 units of 6-foot hydrants) rather than ceramic precision-machining services or products. State and local governments appear to tag commodity acquisitions with codes that reflect end-use categories or technical attributes rather than the manufacturing or service process itself; in this case, the fire hydrant solicitation likely invoked the ceramic machining code due to material composition or engineering specification requirements embedded in the hydrant design or technical drawings. Issuing bodies for this code include municipalities acting on infrastructure-replacement initiatives, often in partnership with county or regional water authorities.

The City of Midland, Texas posted IFB 26003721 on March 26, 2026 with an April 9, 2026 response deadline through the Bonfire e-procurement platform. Bids required itemized unit pricing, product literature, delivery timeframes, and brand identification; delivery was F.O.B. Midland with freight prepaid. Texas local preference provisions applied, allowing the City Council to award to a local bidder within five percent of the lowest non-local bid. No federal or state set-asides (SBE, MBE, WBE, DBE) were specified, though workers' compensation insurance and proof of coverage within 21 days of award were mandatory. The procurement showed no incumbent vendor or budget disclosure. Activity under this code appears sparse in recent state and local issuances; the fire hydrant solicitation may represent an outlier or misclassification rather than a sustained procurement stream.