This Standards Publication covers those general-purpose nonmetallic outlet boxes, device boxes, covers, and supports that are widely used by the consumer. These items (covered by UL 514C) are designed to facilitate the pulling of wires, to protect and facilitate wiring splices and taps, to provide a means of mounting and protecting wiring devices, and to provide a connection for nonmetallic sheathed cable, nonmetallic tubing (loom), rigid nonmetallic conduit, and electrical nonmetallic tubing or other approved raceways.

Excluded from this Standards Publication are the following: "conduit bodies" and similar types of boxes; cabinets or cutout boxes; floor boxes; flush device cover plates; boxes, plates, and covers designed for use with surface metal or surface nonmetallic raceway systems only; and boxes larger than 1650 cm³ (100 cu. in.) in volume, except multiple gang device boxes.

Customers who purchased NEMA OS 2
also purchased

• NEMA OS 1 : Sheet-Steel Outlet Boxes, Device Boxes, Covers, and Box Supports-Incorporates Amendment 2010
• NEMA C12.1 : Electric Meters Code for Electricity Metering
• NEMA Z535.2 : Environmental and Facility Safety Signs
• NEMA Z535.3 : Criteria for Safety Symbols

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