UNSPSC 40173615: Galvanized iron pipe reducing coupling

Commodity

Code facts

NIGP codes
1

UNSPSC codes and definitions come from the UN Development Programme (managed by GS1 US), and state and local contract opportunities from the governments' procurement sites.

NIGP codes for 40173615

NIGP code
65933 Couplings

Definition

Galvanized iron pipe reducing coupling, the galvanization is an electrochemical process by which iron is covered with other metal. The galvanization fuction is to protect the treated metal surface against corrosion.

About UNSPSC 40173615

UNSPSC 40173615 Galvanized iron pipe reducing coupling is a Commodity code that covers individual piping components and fittings used in water, sewer, and utility infrastructure systems. State and local governments procure these products primarily as line items within larger materials contracts for water and sewer operations, utility system maintenance, and infrastructure improvement projects. Recent solicitations show that galvanized and stainless steel couplings, reducers, and related fittings are bundled with dozens of other piping components—gate valves, bypass spools, tailpieces, meter stops, elbows, clamps, and flanges—in five-year supply contracts or project-specific material purchases. Issuing bodies span water utilities (city water departments, county utility authorities), transit and infrastructure districts, and regional cooperative purchasing programs. The City of Phoenix Water Services Department and Volusia County appear as repeat buyers with multi-year supply agreements; the Berkshire Regional Group Purchasing Program in Massachusetts coordinates purchases for 32 municipalities and public sector entities in a single cooperative solicitation.

Recent activity concentrates in the Southeast and Southwest. The City of Phoenix Water Services Department posted sealed bids for water pipe and miscellaneous fittings (IFB260217, due February 19, 2026) and bypass spools and tailpieces (IFB260112, due November 12, 2025) under five-year supply contracts; Volusia County (Florida) issued a competitive sealed bid for materials for water and sewer operations (26B42LS, due February 4, 2026) with AWWA-compliant components and American-made metal requirements; and the Jackson County Utility Authority (Mississippi) requested written quotes for materials for the South Central Septic Abatement Project (due July 8, 2026) under a RESTORE grant with Buy American, Build America certification required. The Berkshire Regional Group Purchasing Program (Massachusetts) included culvert products as one category in a twenty-category highway supplies and services cooperative procurement (FY2704, due April 2, 2026) serving Northern, Central, and Southern Berkshire County. Contracts typically run three to five years, award to lowest responsive and responsible bidders, require AWWA and ANSI/NSF standards compliance, impose prevailing wage obligations where federally funded, and mandate commercial general liability insurance of $1 million to $2 million depending on issuing body.

Quick answers

What is UNSPSC 40173615?

UNSPSC 40173615 is Galvanized iron pipe reducing coupling, a commodity in UNSPSC 40000000, Distribution and Conditioning Systems and Equipment and Components.

Which NIGP codes match UNSPSC 40173615?

UNSPSC 40173615 maps to 1 NIGP code, 65933 Couplings.

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