PACKING; MACHINE: GRAPHITE CENTRAL L7; PACKING TYPE: WIPER; INNER DIAMETER R: 30.16 MM; OUTER DIAMETER: 41.27 MM; THICKNESS/LENGTH: 3.17 MM; PROFILE TYPE: SINGLE LIP-RUBBER COATED; FLUIDS: SELF-EXTING UIBLE OIL; MATERIAL: NITRILE BUNA "N"; SHORE HARDNESS: 70 "A"; MAXIMUM WORKING PRESSURE: 68 BAR; TEMPERATURE RANGE: -40 TO 121 ?C; FOR PISTON PK 4 0; CATALOG NUMBER LONZA HMA5D05.02 B