Hexagon Nut, Stopper Nut (Option) Part No. for Series 25AHexagon nut Basic type With cap Stopper nut Thread size M8 25-RB08J 25-RB08S 25-RBC08S M10 25-RB10J 25-RB10S 25-RBC10S M14 25-RB14J 25-RB14S 25-RBC14S Material: Special steel Treatment: Electroless nickel plating RJ How to Order Series 25A-RJ Shock absorber/Soft type 0805 U O.D. thread size/Stroke With cap Option Short stroke type 25A Series compatible with secondary batteries Symbol 0805 1006 1410 O.D. thread 8 mm 10 mm 14 mm Stroke 5 mm 6 mm 10 mm Hexagon nut 2 pcs. 3 pcs. . 2 pcs. 3 pcs. . Stopper nut . . . 1 pc. 1 pc. 1 pc. Symbol Nil J N S SJ SN Basic type With urethane cap Nil U . Specifications and dimensions for the 25A-series are the same as standard products. Shock Absorber Short Stroke Type 102 Air Grippers Air Cylinders Directional Control Valves Related Products Rotary Actuators Vacuum Equipment Air Preparation Equipment Air Filters/Pressure Control Equipment Fittings/Flow Control Equipment Detection Switches Fluid Control Equipment Electric Actuators Auto Switches Clean Air Filters