Specifications Nylon M3 . Soft nylon (1) o4/o2.5 o3.18/o2 o4/o2.5 Polyurethane o4/o2.5 o6/o4 o3.18/o2.18 o4/o2.5 o6/o4 o3.18/o2 o4/o2.5 o6/o4 Applicable tubing material Applicable tubing O.D. / I.D. 1.5 MPa 1 MPa 0.8 MPa . FEP (3) o4/o2.5 o6/o4 . Super PFA (2) o6/o4 . Modified PTFE (4) o4/o2.5 o6/o4 JIS B0205, Class 2 (Metric fine thread) Thread JIS B0203 (Taper thread for piping) C3604BD (Nipple M-3N, M-5N: Stainless steel 303) Nylon 66: GF30%, Stainless steel 304: NBR (PVC for M3) Note 1) Soft nylon tubing is not compatible with water. Note 2), Note 3), Note 4) Compatible only with hose nipple type. Note 5) Barb fitting, barb elbow, barb elbow (H) are not compatible with water. Principal Parts Material Compact piping space Hose nipple tubing connection/disconnection is simple while keeping a large retaining force. Line up various styles For air connection in confined areas. Accepts many styles of plastic tubing Hose nipple and hose elbow accepts nylon, soft nylon, and polyurethane tubing. Hose nipple Barb fitting Material Body Gasket Made to Order (Refer to page 154 for details.) Fitting Markings for Applicable Tubing Material (Barb fitting, Barb elbow, Barb elbow (H)) Tubing material determines the compatible fittings. (Refer to the table below.) Barb Configuration for easy insertion into the tube Holds the tube tightly Body With electroless nickel plated Gasket Low tightening torque Tight seal Tube Applicable for nylon, soft nylon and polyurethane tubing. Cap nut Certainly hold the tube by manual clamping Easy removal of tube by loosening With electroless nickel plated Barb Configuration for easy insertion into the tube Holds the tube tightly Body With electroless nickel plated Gasket Tube Low tightening torque Tight seal M5, R 1 8 M3, M5, R 1 8 M5, R 1 8 Marking Marking Marking Fitting marking for applicable tubing material Connection Tubing Soft nylon tubing Polyurethane tubing M3 Nylon tubing Soft nylon tubing Polyurethane tubing Barb fittings Barb elbow Barb elbow (H) . Body of M-5E, M-5ER, M-5M is not surface-treated. Electroless nickle plate treated is available as option -X2. R , M5 1 8 Applicable Tubing: o3.2, o4, o6 Connection Thread: M3, M5, R 1 8 Miniature Fittings Series M Fluid Max. operating pressure (at 20°C) Ambient and fluid temperature Connection size Air, Water (5) .5 to 60°C, Water: 0 to 40°C (No freezing) 1 MPa 1.5 MPa 1.4 MPa 148