Description
Maintenance, Repair and Rebuilding of Equipment: Instruments and Laboratory Equipment

Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
334516 – Analytical Laboratory Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561210 – Facilities Support Services
541380 – Testing Laboratories and Services
334519 – Other Measuring and Controlling Device Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

Includes
Crayons; Erasers; File Holders; Writing Ink; Printing Ink; Paper Fasteners; Pencils; Penholders and Pen Points; Rulers, Office Type; Art Supplies; Tape, Pressure Sensitive Adhesive

Excludes
Office Devices; Fountain Pens; Artists' Brushes; Paper Stationery; Record Forms; Mechanical Pencils.

Possible NAICS Codes
339940 – Office Supplies (except Paper) Manufacturing
459410 – Office Supplies and Stationery Retailers
322230 – Stationery Product Manufacturing
322120 – Paper Mills
325992 – Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
424130 – Industrial and Personal Service Paper Merchant Wholesalers
424120 – Stationery and Office Supplies Merchant Wholesalers
444110 – Home Centers
332510 – Hardware Manufacturing

Includes
Curtains; Specialized Hardware and Fittings for Curtains, Draperies, Venetian Blinds, and Window Shades.

Possible NAICS Codes
331222 – Steel Wire Drawing
337920 – Blind and Shade Manufacturing
314120 – Curtain and Linen Mills
314910 – Textile Bag and Canvas Mills
449122 – Window Treatment Retailers
335131 – Residential Electric Lighting Fixture Manufacturing
313210 – Broadwoven Fabric Mills
337215 – Showcase, Partition, Shelving, and Locker Manufacturing
238190 – Other Foundation, Structure, and Building Exterior Contractors
238390 – Other Building Finishing Contractors

Includes
Household furnishings of Textiles, Plastics, Paper, Rubber, and other materials; Sheets, Pillows, Blankets, and other Bedding; Insect Bars; Tablecloths; Towels; Steamer Rugs; Mattresses; Bedsprings, Box style (Fabric Covered); Bedspring and Mattress Sets.

Excludes
Floor Coverings; Curtains; Draperies; Paper Napkins; Paper Dollies; Bedsprings, Open Style (All-Metallic).

Possible NAICS Codes
313110 – Fiber, Yarn, and Thread Mills
337910 – Mattress Manufacturing
313210 – Broadwoven Fabric Mills
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
337122 – Nonupholstered Wood Household Furniture Manufacturing
326150 – Urethane and Other Foam Product (except Polystyrene) Manufacturing
337126 – Household Furniture (except Wood and Upholstered) Manufacturing
325611 – Soap and Other Detergent Manufacturing
314120 – Curtain and Linen Mills
334310 – Audio and Video Equipment Manufacturing

Includes
Laboratory Glassware; Laboratory Funnels; Laboratory Furnaces; Glass Beads; Laboratory White Sand; Litmus Paper; Paper Filters; Insect Transfixion Pins; Laboratory Glass Wool; Laboratory Furniture, except Dental Laboratory.

Excludes
Instruments covered by other classes in group 66; Dental Laboratory Equipment; Laboratory Scales and Balances; In Vitro Diagnostic Substances and Reagents.

Possible NAICS Codes
423450 – Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
339999 – All Other Miscellaneous Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing