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Call ZSi-Foster at (800) 323-7053 or order now at zsi-foster.comChannel Nuts & HardwareHardware Finish SpecificationsFinish Finish Code DescriptionElectroplated EGFittings and hardware supplied as \-Galvanized\ in accordance with ASTM B 633.Mill-Galvanized (Pre-Galvanized) PGGalvanized steel used in the manufacture of channel sections conforms to ASTM A 653 GR33 G90. Uncoated edges resulted from slitting, punching and channel cut off are present.Hot Dip Galvanized After Fabrication (HDGAF)HGChannel and fittings which are hot dip galvanized after fabrication conform to one of the following specifications: ASTM A 123, ASTM A153, or ASTM A386.Special Coatings PL, GOLDOther commercially available finishes can be supplied per specification when required to protect applications.Hardware Material SpecificationsMaterial ASTM Designation ASTM DescriptionBar Stock: Channel NutsA 36 Merchant quality hot rolled carbon steel bars. A 29-03 Steel bars, carbon, hot rolled special quality.Bar Stock A 569 Merchant quality hot rolled carbon steel bars.HardwareA 563 Carbon and alloy steel nuts. Carbon steel A 307 externally threaded standard fasteners.Channel Nuts Stainless SteelB783 Sintered 316 - “Domestic Nut” A240 Bar Stock 316 - “Import Nut”Aluminum Nuts B221 Channel NutsChannel Nuts with SpringPages 81 - 82Channel Nuts without SpringPages 81 - 82Stud Channel NutsPage 82Threaded Rod & CouplerPage 84Seismic Rod StiffenerPage 84Channel Nut with Top-Lock SpringPage 82Rapid Strut Slide NutPage 82ScrewsPage 83NutsPage 83WashersPage 83