u !0 t !1 u !4 q e o !3 r w i !2 y Construction o20 to o32 * The material is stainless steel for o20 to o32. ** The material for o20, o25 cylinders with auto switches is made of stainless steel. *** For cylinders with auto switches, the magnet is installed in the piston. Component Parts No. Description Material Note 1 Rod cover A Aluminum alloy Hard anodized 2 Rod cover B Aluminum alloy Hard anodized 3 Cylinder tube Aluminum alloy Hard anodized 4 Piston Aluminum alloy 5 Piston rod A Stainless steel o32 or smaller Carbon steel* Hard chrome plating* o40 or larger 6 Piston rod B Stainless steel For o20 or o25 with built-in magnet Carbon steel** Hard chrome plating* 7 Non-rotating guide Bearing alloy 8 Bushing Bearing alloy 9 Bumper Resin 10 Rod end nut Carbon steel Zinc chromated 11 Rod seal A NBR 12 Rod seal B NBR 13 Piston seal NBR 14 Tube gasket NBR Note) Refer to the Specific Product Precautions on page 10 for Disassembly/Replacement. Order with the kit number according to the bore size. * The seal kit includes a grease pack (10 g). Order with the following part number when only the grease pack is needed. Grease pack part number: GR-S-010 (10 g) Replacement Parts: Seal Kit Bore size (mm) Kit no. Contents 20 CG1KWN20Z-PS Set of the nos. !1, !2, !3, !4 25 CG1KWN25Z-PS 32 CG1KWN32Z-PS 40 CG1KWN40Z-PS 45 Series CG1KW