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320SFK250-220
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Bellows, stainless steel: flange 304; bellows 1.4571, DN 250 ISO-K
Order number: 320SFK250-220

  • Flange connection length: 30 mm
  • Custom lengths on request
Axial stroke ± 25 mm | ± 0.98 inch
Material Stainless steel (flange: 304; bellows: DN 63 to DN 100 and DN 320: 316L; DN 160 to DN 250: 1.4571)
Nominal diameter DN 250 ISO-K
Pressure range 1 · 10-8 hPa to 500 hPa over pressure (elastomer seal); 1 · 10-9 hPa to 500 hPa over pressure (metal seal)
Service life 1000 cycles
Temperature range -196-300 °C | -320.8-572 °F | 77-573 K

Dimension-TIM-RS

A
220 mm
B
250 mm
C
285 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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