Description Material 40 NLP-40A PDU-16Z PSD-22 x 16 P44 DSM-20 CA40-1606 CA40-1601 P3 50 NLP-50A PDU-20Z PSD-27 x 20 P50 DSM-25 CA63-1608 CA50-1602 P3 63 NLP-63A PDU-20Z PSD-27 x 20 P60 DSM-25 CA63-1608 CA63-1603 P3 100 NLP-100A PDU-30Z PSD-38 x 30 P90 DSM-35 CA100-1610 CA100-1605 P5 Piston seal Rod seal A Rod seal B Brake piston seal Cushion seal Piston gasket Tube gasket Cushion valve seal