2002 NAICS Definitions

423390 Other Construction Material Merchant Wholesalers

This industry comprises (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i.e., mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and insulation materials).

Cross-References. Establishments primarily engaged in--

• Merchant wholesale distribution of products of the primary metals industries--are classified in Industry 423510, Metal Service Centers and Other Metal Merchant Wholesalers;
• Merchant wholesale distribution of lumber; plywood; reconstituted wood fiber products; wood fencing; doors, windows, and their frames; wood roofing and wood siding; and other wood or metal millwork--are classified in Industry 423310, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers;
• Merchant wholesale distribution of stone, cement, lime, construction sand and gravel; brick; asphalt and concrete mixtures (except ready-mix concrete); and/or concrete, stone, and structural clay products--are classified in Industry 423320, Brick, Stone, and Related Construction Material Merchant Wholesalers;
• Merchant wholesale distribution of nonwood roofing, nonwood siding and insulation materials--are classified in Industry 423330, Roofing, Siding, and Insulation Material Merchant Wholesalers;
• Merchant wholesale distribution of electrical supplies and wiring supplies--are classified in Industry 423610, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers; and
• Selling ready-mix concrete--are classified in Industry 327320, Ready-Mix Concrete Manufacturing.

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2002 NAICS to 1997 NAICS

2002 NAICS to 1987 SIC

1997 Economic Census

Bridge Between 1997 NAICS and SIC

2002 NAICS	1997 NAICS	1987 SIC	Corresponding Index Entries
423390	421390	5039	Architectural metalwork merchant wholesalers
423390	421390	5039	Awnings (except canvas) merchant wholesalers
423390	421390	5039	Bins, storage, merchant wholesalers
423390	421390	5039	Building materials, fiberglass (except insulation, roofing, siding), merchant who
423390	421390	5039	Building paper merchant wholesalers
423390	421390	5039	Buildings, prefabricated nonwood, merchant wholesalers
423390	421390	5039	Fencing (except wood) merchant wholesalers
423390	421390	5039	Fencing and fencing accessories, wire, merchant wholesalers
423390	421390	5039	Fiberglass building materials (except insulation, roofing, siding) merchant whole
423390	421390	5039	Flat glass merchant wholesalers
423390	421390	5039	Glass, plate, merchant wholesalers
423390	421390	5039	Gypsum building products merchant wholesalers
423390	421390	5039	Iron and steel architectural shapes merchant wholesalers
423390	421390	5039	Manufactured (i.e., mobile) homes merchant wholesalers
423390	421390	5039	Ornamental ironwork merchant wholesalers
423390	421390	5039	Paper, building, merchant wholesalers
423390	421390	5039	Plate glass merchant wholesalers
423390	421390	5039	Prefabricated buildings (except wood) merchant wholesalers
423390	421390	5039	Septic tanks (except concrete) merchant wholesalers
423390	421390	5039	Storage bins merchant wholesalers
423390	421390	5039	Structural assemblies, prefabricated (except wood), merchant wholesalers
423390	421390	5039	Wire fencing and fencing accessories merchant wholesalers

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Page Last Modified: May 06, 2003