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ZSi-Foster Engineering Catalog – 31 – Technical Data Gamma Pads Rooftop Supports Concrete Inserts Beta Clamps & Z-Clamps Loop & Ring Clamps Spring Steel Electrical Fittings Pipe & Conduit Supports General Fittings Channel Nuts & Hardware Channel IntroductionWARNING: These products can expose you to chemicals including lead, which is known to the State of California to cause cancer, and which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.ChannelChannel DimensionsSteel Gauge Hole Patterns Finish Special MetalsStyle Width Height Slot Width SS SL H KO PG EG HG GR PL Gold ST304 ST316 EAW10015⁄8\(41mm)27⁄16\(62mm)7⁄8\(22mm)12 ■ – ■ ■ ■ ■ ■ ■ –W101 47⁄8\(124mm) ■ – ■ ■ ■ ■ ■ ■ –W150 31⁄4\(83mm) ■ – ■ ■ ■ ■ ■ ■ –W151 61⁄2\(165mm) ■ – ■ ■ ■ ■ ■ ■ –W200 15⁄8\(41mm) ■ – ■ ■ ■ ■ ■ ■ ■W201 31⁄4\(83mm) ■ – ■ ■ ■ ■ ■ ■ ■W210 15⁄8\(41mm)14 ■ – ■ ■ ■ ■ ■ ■ –W211 31⁄4\(83mm) ■ – ■ ■ ■ ■ ■ ■ –W300 13⁄8\(35mm)12 ■ – ■ ■ ■ ■ ■ ■ –W301 23⁄4\(70mm) ■ – ■ ■ ■ ■ ■ ■ –W400 13⁄16\ (21mm) 16 ■ – ■ ■ ■ ■ ■ ■ –W401 15⁄8\(41mm) ■ – ■ ■ ■ ■ ■ ■ –W500 13⁄16\ (21mm) 14 ■ – ■ ■ ■ ■ ■ ■ ■W501 15⁄8\(41mm) ■ – ■ ■ ■ ■ ■ ■ ■W60013⁄16\ (21mm)13⁄16\ (21mm)7⁄16\(11mm) 19– – – – – ■ ■ ■ ■ ■ – – –W601 15⁄8\(41mm) – – – – – ■ ■ ■ ■ ■ – – –W700 13⁄32\ (10mm) – – – – – ■ ■ ■ ■ ■ – – –W701 13⁄16\ (21mm) – – – – – ■ ■ ■ ■ ■ – – –W80015⁄8\(41mm)1\(25mm)7⁄8\(22mm) 12 ■ – ■ ■ ■ ■ ■ ■ –W801 2\ (51mm) ■ – ■ ■ ■ ■ ■ ■ –W900 7⁄8\(23mm) ■ – ■ ■ ■ ■ ■ ■ –W901 13⁄4\(44mm) ■ – ■ ■ ■ ■ ■ ■ – Pierced Available For finish and material specifications see pages 24 - 25Wesanco® Channel Selection ChartHeightWidthSlot\ - Channel With Short Slots \ \\PG - Pre-Galvanized • EG - Electro-Galvanized • HG - Hot Dip Galvanized • GR - Paint-Green Powder Coating • PL - Uncoated Steel • GOLD - Yellow Zinc DichromateST304 - Stainless Steel Type 304 • ST316 - Stainless Steel Type 316 • EA - Extruded Aluminum
