This major group includes establishments primarily engaged in the wholesale distribution of durable goods.
- Industry Group 501: Motor Vehicles And Motor Vehicle Parts And
- Industry Group 502: Furniture And Home Furnishings
- Industry Group 503: Lumber And Other Construction Materials
- Industry Group 504: Professional And Commercial Equipment
And
- 5043 Photographic Equipment And Supplies
- 5044 Office Equipment
- 5045 Computers And Computer Peripheral Equipment And Software
- 5046 Commercial Equipment, Not Elsewhere Classified
- 5047 Medical, Dental, And Hospital Equipment And Supplies
- 5048 Ophthalmic Goods
- 5049 Professional Equipment And Supplies, Not Elsewhere Classified
- Industry Group 505: Metals And Minerals, Except Petroleum
- Industry Group 506: Electrical Goods
- Industry Group 507: Hardware, And Plumbing And Heating Equipment
- Industry Group 508: Machinery, Equipment, And Supplies
- Industry Group 509: Miscellaneous Durable Goods

