D42.3 UHV Stepper Motor

550 mNm, NEMA 17

Overview

• Suitable for use below 1 x 10^-10 mBar (7.5 x 10^-11 Torr)
• Continuous running in vacuum at high torque and step rates with AML drive
• Bakeable to 200 °C
• Step angle of 1.8°
• Step angle tolerance of ±5%
• Operational temperature range -65 °C to +190 °C
• Embedded thermocouple or PT100 sensor
• Open construction with all internal spaces vented
• Cryogenic extended operating temperature option available, range -196 °C to +190 °C
• Gamma radiation hard versions available 1 x 10⁶ Gy
• Standard motors are fitted with open stainless steel bearings, lubricated with NyeTorr® 6300 ultra low outgassing UHV grease
• Hybrid silicone nitride ceramic bearings option available, dry lubricated with tungsten disulfide
• Custom shaft modifications available