519 FRANCEJOINT | Alldatasheet

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QUALITY & EXPERTISE FOR YOUR SEALING NEEDS  EXTRUSION GAPS Radial section S Radial gap F/2

10 MPa 25 MPa 35 MPa 40 MPa

 SURFACE ROUGHNESS Roughness Dynamic surface area Static surface area Groove flanks Ra 0.1 - 0.4 µm ≤1.6 µm ≤3.2 µm Rz 0.63 - 2.5 µm ≤6.3 µm ≤10.0 µm Rmax 1.0 - 4.0 µm ≤10.0 µm ≤16.0 µm  CHAMFERS AND RADIUS Radial section S Radius R1 Chamfer C 3.75 0.20 2.00 5.50 0.30 2.50 7.75 0.30 3.00 10.50 0.40 5.00 12.50 0.40 9.00 DESCRIPTION The BECA 519 profile is a double acting composite piston seal composed of a polyurethane friction ring and a flexible rubber ring. ADVANTAGES Good sealing in static and dynamic applications The square ring does not twist under pressure Suitable for reduced axial size APPLICATIONS Mobile hydraulics Injection presses Hydraulic cylinders MATERIALS Profiled seal NBR 70 Shore A if ØD1 ≤ 63.00 mm NBR 80 Shore A if Ø D1 > 63.00 mm Friction ring PU 93 Shore A - Blue PU 96 Shore A - Blue High temp. PU 96 Shore A - Beige TPC-E (Hytrel)  TECHNICAL DATA Temperature -30°C / +100°C Pressure 40 MPa Speed 0.5 m/sec Media Mineral hydraulic oils The figures above indicate the maximum values and may not be cumulated. They may be developed, depending on the materials used. PISTON SEALS BECA 519 HYDRAULIC SEALS | PISTON SEALS | BECA 519

FRANCE JOINT SAS Zone Artisanale Le Mortier - B.P . 50009 - Cugand - 85613 Montaigu Cedex - France Ph. +33 (0)2 51 42 13 76 - Fax +33 (0)2 51 43 61 14 - Email: contact@francejoint.fr - Website: www.francejoint.com ØD1 SØd1 20/30° C F_2 R2 max = 0,2  DIMENSIONS Part number Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.20 519.020 20.00 12.50 3.20 519.025 25.00 17.50 3.20 519.030 30.00 22.50 3.20 519.032 32.00 24.50 3.20 519.040 40.00 24.50 6.30 519.1040 40.00 27.00 6.30 519.2040 40.00 29.00 4.20 519.045 45.00 29.50 6.30 519.1045 45.00 32.00 6.30 519.050 50.00 34.50 6.30 519.1050 50.00 37.00 6.30 519.2050 50.00 39.00 4.20 519.055 55.00 39.50 6.30 519.155 55.00 44.00 4.20 519.058 58.00 45.00 6.30 519.060 60.00 44.50 6.30 519.1060 60.00 49.00 4.20 519.063 63.00 47.50 6.30 519.1063 63.00 50.00 6.30 519.2063 63.00 52.00 4.20 519.3063 63.00 53.00 5.00 519.065 65.00 49.50 6.30 519.1065 65.00 52.00 6.30 519.2065 65.00 54.00 4.20 519.3065 65.00 54.00 6.30 519.070 70.00 54.50 6.30 519.1070 70.00 57.00 6.30 519.2070 70.00 59.00 4.20 Part number Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.20 519.712 71.20 66.40 7.20 519.075 75.00 59.50 6.30 519.1075 75.00 62.00 6.30 519.2075 75.00 64.00 4.20 519.080 80.00 59.00 8.10 519.1080 80.00 64.50 6.30 519.2080 80.00 66.50 6.30 519.085 85.00 71.50 6.30 519.090 90.00 74.50 6.30 519.1090 90.00 74.50 7.10 519.095 95.00 79.50 6.30 519.100 100.00 79.00 8.10 519.1100 100.00 84.50 6.30 519.1100 100.00 86.50 6.30 519.105 105.00 89.50 6.30 519.110 110.00 89.00 8.10 519.1110 110.00 94.50 6.30 519.2110 110.00 94.50 6.30 519.120 120.00 99.00 10.50 519.1120 120.00 104.50 6.30 519.125 125.00 104.00 8.10 519.1125 125.00 109.50 6.30 519.130 130.00 109.00 8.10 519.140 140.00 119.00 8.10 519.150 150.00 129.00 10.50 519.160 160.00 139.00 8.10 519.180 180.00 159.00 7.80 519.1180 180.00 159.00 8.10 The figures highlighted in bold correspond to the dimensions for standard ISO 7425/1, with the bore diameters in line with standard ISO 3320. Other intermediate sizes can be provided. HYDRAULIC SEALS | PISTON SEALS | BECA 519