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CSV-S04400
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UHV angle valve, DN 40 CF, manual, SS/Cu/FKM, "A"-dim. 63 mm
Order number: CSV-S04400

  • Copper-sealed for UHV service
  • Stainless steel body with welded diaphragm bellows
  • Conductance continuously variable with handwheel (multi-turn)
  • Fully retracting and opening
  • Additional O-ring materials available
Actuator Spindle
Bakeout temperature: actuator 60 °C | 140 °F | 333 K
Bakeout temperature: housing 150 °C | 302 °F | 423 K
Conductance value with molecular flow 37 l/s
Connection flange DN 40 CF  
Differential pressure in closing direction 1,400 hPa | 1,050 Torr | 1,400 mbar
Differential pressure in opening direction 1,400 hPa | 1,050 Torr | 1,400 mbar
Feedthrough Bellows
Stainless steel
Housing Stainless steel
Operating pressure min. 1 · 10-9 hPa | 7.5 · 10-10 Torr | 1 · 10-9 mbar
Pressure max. (absolute) 1,000 hPa | 750 Torr | 1,000 mbar
Seal: Housing Copper
Seal: Valve plate FKM
Service life 100000 cycles
Tightness 1 · 10-10 mbar l/s
Tightness: Housing 1 · 10-10 mbar l/s
Type UHV Angle valve
Weight 1.7 kg | 3.75 lb

Dimension-TIM-RS

A
63 mm
B
149 mm
C
38 mm
D
83 mm
Your local contact
Pfeiffer Vacuum Inc.
24 Trafalgar Square
NH 03063-1988 Nashua
USA

+1 (800) 248-8254
+1 (888) 658-7983
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