PIPE HANGERS & SUPPORTS Structural Attachments 15 product types found. 28R Ceiling Flange 66 Welded Beam Attachment 67 Welded Beam Attachment (No Bolt) 166 Concrete Clevis Plate 167 Concrete Clevis Plate (no hdwr) 120 Side Beam Bracket 801 Welded Bracket - Medium 802 Welded Bracket - Heavy 55S Structural Welding Lug 55L Structural Welding Lug 80 Washer Plate 81N Concrete Insert 115 Seismic Bracing Attachment 81 Concrete Insert 170 Channel Assembly