NPA Products : FASTENERS Select a product then click - Products ->> Return to NPA Products Page 3.1 ES Nylon 6 3.2 TPF Series 3.3 Rapid Assembly Post and Screw (1) 3.4 Rapid Assembly Post and Screw (2) 3.5 Rapid Assembly Post and Screw (3) 3.6 RAP Large Head Diameter 3.7 Extension Screws 3.8 Rachet Assembly Post and Screw 3.9 Pop Rivets (Nylon) 3.10 Push Rivets (Nylon)   TPF SERIES A LIGHT DUTY CAVITY FIXING KNOTTING ANCHOR GREATER EXPANSION AND GRIP IN COMPACT MATERIAL OVERCOMES PROBLEM OF HOLLOW SPACE CAVITY FIXINGS ANCHORS KNOTTING TAKES PLACE BY RETRACTION OF PLUG ONTO THE SCREW FIXING WITH SCREWS & HOOKS IN: SHALLOW CAVITIES LIGHTWEIGHT BLOCK WORK PERFORATED BRICK PLASTERBOARDS  PLYWOOD COMPACT MATERIAL CONCRETE BRICKS SEMI FULL BRICKS  ETC......         Ø DEPTH Ø TPF SERIES ANCHOR TYPE PART NUMBER Ø DRILL (mm) ANCHOR LENGTH (mm) ANCHOR (mm) DRILL-HOLE (mm) WOOD SCREW (mm) 6 x 37 12021 6 37 6 40 4 - 5 NO LIP 8 x 50 12022 8 50 8 55 5 - 6 NO LIP 10 x 60 12023 10 60 10 65 6 - 8 NO LIP 6 x 38 12026 6 38 6 40 4 - 5 WITH LIP 8 x 51 12027 8 51 8 55 5 - 6 WITH LIP 10 x 61 12028 10 61 10 65 6 - 8 WITH LIP IMPORTANT: IN CAVITY FIXING IT IS IMPORTANT TO TURN THE SCREW AN ADDITIONAL 1 OR 2 TIMES TO ENSURE COMPLETE KNOTTING OF THE ANCHOR AND ADEQUATE FIXING IN THE HOLLOW SPACE. RECOMMENDED SAFE WORKING LOADS  Kn=Kilo Newton  (1Kn = 100 Kg )   ( Using maximum screw diameter suggested ) Material 6x38 SCREW Ø 5 8x51 SCREW Ø 6 10x61 SCREW Ø 8 Cement  R250 1.8 3.9 4.0 IMPORTANT :    A good rule is to consider an adequate safety coefficient.   PLASTIC SCREW ANCHORS Part Number Dia Length For Screw 12031 5 mm 19 mm 3 mm 12032 6 mm 22 mm 4 mm 12033 8 mm 26 mm 5 mm 12034 10 mm 34 mm 6 mm

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