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Flanges & Components > ISO Flanges & Components > ISO O-Rings & Centering Rings

ISO Centering Rings (304 SS / Aluminum)

These centering rings are used for mating ISO flanges and include both the centering ring and o-ring. The ISO flange (also called Large ISO) is used for HV chamber ports and is available in two distinct styles; ISO-K which uses clamp fasteners and ISO-F which uses nut and bolt fasteners.

ISO Centering Rings Feature:

  • Rings available in stainless steel inner/aluminum outer combination or aluminum
  • Available with either fluorocarbon or Buna-N o-rings
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Ordering Table

(Click column headers to sort data)

Description Flange
Size
Material Weight
lbs
PartNo Price Add Item
VacuCADSM
Description Flange
Size
Material Weight
lbs
PartNo Price Add Item
VacuCADSM
SS / Aluminum Centering Ring ISO100 Buna-N O-Ring 1
QF100-SABR
$59.00
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SS / Aluminum Centering Ring ISO100 Fluorocarbon O-Ring 1
QF100-SAVR
$68.00
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SS / Aluminum Centering Ring ISO160 Buna-N O-Ring 1
QF160-SABR
$68.00
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SS / Aluminum Centering Ring ISO160 Fluorocarbon O-Ring 1
QF160-SAVR
$89.00
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SS / Aluminum Centering Ring ISO200 Buna-N O-Ring 1
QF200-SABR
$87.00
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SS / Aluminum Centering Ring ISO200 Fluorocarbon O-Ring 1
QF200-SAVR
$124.00
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SS / Aluminum Centering Ring ISO250 Buna-N O-Ring 1
QF250-SABR
$118.00
N/A
SS / Aluminum Centering Ring ISO250 Fluorocarbon O-Ring 1
QF250-SAVR
$148.00
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SS / Aluminum Centering Ring ISO320 Buna-N O-Ring 2
QF320-SABR
$325.00
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SS / Aluminum Centering Ring ISO320 Fluorocarbon O-Ring 2
QF320-SAVR
$423.00
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SS / Aluminum Centering Ring ISO400 Buna-N O-Ring 2
QF400-SABR
P.O.R.
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SS / Aluminum Centering Ring ISO400 Fluorocarbon O-Ring 2
QF400-SAVR
$1,030.00
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SS / Aluminum Centering Ring ISO500 Buna-N O-Ring 2
QF500-SABR
$1,381.00
N/A
SS / Aluminum Centering Ring ISO500 Fluorocarbon O-Ring 2
QF500-SAVR
$1,329.00
N/A
SS / Aluminum Centering Ring ISO63 Buna-N O-Ring 1
QF63-SABR
$42.00
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SS / Aluminum Centering Ring ISO63 Fluorocarbon O-Ring 1
QF63-SAVR
$51.00
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SS / Aluminum Centering Ring ISO630 Buna-N O-Ring 3
QF630-SABR
P.O.R.
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SS / Aluminum Centering Ring ISO630 Fluorocarbon O-Ring 3
QF630-SAVR
$1,597.00
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SS / Aluminum Centering Ring ISO80 Buna-N O-Ring 1
QF80-SABR
$59.00
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SS / Aluminum Centering Ring ISO80 Fluorocarbon O-Ring 1
QF80-SAVR
$71.00
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