A PASSION FOR PERFECTION DD 025 A, rotary feedthrough, DN 25 ISOKF Chambers & Components / Manipulators / Standard Manipulators DD 025 A, rotary feedthrough, DN 25 ISO-KF With FKM shaft seal and ball bearing, greased to be suitable for vacuum Rotary speed can be increased by up to a factor of two if reduced service life is acceptable With through shaft for directly transmitting high torques With integrated FKM O-ring, installation without additional seal For transmitting high torques DN 25 ISO-KF Dimensions Technical Data DD 025 A, rotary feedthrough, DN 25 ISO-KF Nominal diameter Rotation speed Shaft connection Shaft load, axial Shaft load, radial Transferable torque Weight Bakeout temperature Material Mounting orientation Operating temperature Pressure range Seal Service life (revolutions) Tightness (static) DN 25 ISO-KF 1000 min-1 ø 8 mm | ø 0.31 inch 50 N 150 N 6 Nm 0.2 kg | 0.44 lb 110 °C | 230 °F | 383 K Housing: aluminum; shaft: stainless steel any up to 50 °C | up to 122 °F | up to 323 K 1 · 10-8 hPa to ambient pressure FKM 20000000 1 · 10-10 Pa m3/s | 7.5 · 10-10 Torr l/s | 1 · 10-9 mbar l/s Order number DD 025 A www.pfeiffer-vacuum.com PF 223 010-T Page 2 Pfeiffer Vacuum stands for innovative and custom vacuum solutions worldwide, technological perfection, competent advice and reliable service. Complete range of products From a single component to complex systems: We are the only supplier of vacuum technology that provides a complete product portfolio. Competence in theory and practice Benefit from our know-how and our portfolio of training opportunities! We support you with your plant layout and provide first-class on-site service worldwide. Are you looking for a perfect vacuum solution? Please contact us: Pfeiffer Vacuum GmbH Headquarters · Germany T +49 6441 802-0 [email protected] www.pfeiffer-vacuum.com All data subject to change without prior notice. (10/28/2014) Vacuum solutions from a single source