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ISO to ASA Adapter Flanges—Flat & Grooved

Adapter flanges allow the mating of one type of flange system to another. All of our flange adapters are manufactured from 304 series stainless steel tubing and flanges.

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Note:
  • Mixing flange types using adapters is possible but not recommended unless necessary to match existing components or fittings. However, using one flange type for chamber-mounted components and another type for foreline components is common practice.

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Ordering Table

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Flange Selection Guide
With a variety of flanges to choose from, the Flange Selection Guide is designed to help you find one to meet your vacuum requirements. Shop Now!
Can't find the flange you need or want a custom configuration? Please call us at +1 412 387 9200 or email international@lesker.com with your inquiry.

Accessories Table

Description For Per Package
VacuCADSM
Part Number Price In Stock Add Item
Description For Per Package
VacuCADSM
Part Number Price In Stock Add Item
Bolt Sets, 9/16—12 x 1.50" Size 1 ASA & 1.5 ASA Flanges 4
N/A
HBS563121504
P.O.R. In Stock
Bolt Sets, 5/8—11 x 1.75" Size 2 ASA & 3 ASA Flanges 4
(please log in)
HBS625111754
$16.10 In Stock
Bolt Sets, 5/8—11 x 1.75" Size 4 ASA Flanges 8
(please log in)
HBS625111758
$30.05 In Stock
Bolt Sets, 3/4—10 x 2.50" Size 6 ASA & 8 ASA Flanges 8
(please log in)
HBS751025008
$47.25 Call for Availability
Bolt Sets, 3/4—10 x 2.50" Size 10 ASA Flanges 12
(please log in)
HBS751025012
$70.35 In Stock
O-Rings (Fluorocarbon) Size 1 ASA Flanges 1
(please log in)
O-V223
$19.50 In Stock
O-Rings (Fluorocarbon) Size 1.5 ASA Flanges 1
(please log in)
O-V231
$8.55 In Stock
O-Rings (Fluorocarbon) Size 2 ASA Flanges 1
(please log in)
O-V238
$21.00 In Stock
O-Rings (Fluorocarbon) Size 3 ASA Flanges 1
(please log in)
O-V247
$21.00 In Stock
O-Rings (Fluorocarbon) Size 4 ASA Flanges 1
(please log in)
O-V258
$34.20 In Stock
O-Rings (Fluorocarbon) Size 6 ASA Flanges 1
(please log in)
O-V266
$23.85 In Stock
O-Rings (Fluorocarbon) Size 8 ASA Flanges 1
(please log in)
O-V274
$21.85 In Stock
O-Rings (Fluorocarbon) Size 10 ASA Flanges 1
(please log in)
O-V278
$24.95 In Stock
Double Clamps (Aluminum) ISO63 - ISO100 "K" Flanges 1
(please log in)
QF-SDC-AL1
$6.75 In Stock
Double Clamps (Aluminum) ISO160 - ISO250 "K" Flanges 1
(please log in)
QF-SDC-AL2
$7.35 In Stock
Double Clamps (Aluminum) ISO320 - ISO500 "K" Flanges 1
(please log in)
QF-SDC-AL3
$14.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO100 "K" Flanges 1
(please log in)
QF100-SAVR
$68.35 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO160 "K" Flanges 1
(please log in)
QF160-SAVR
$89.45 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO200 "K" Flanges 1
(please log in)
QF200-SAVR
$124.65 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO250 "K" Flanges 1
(please log in)
QF250-SAVR
$148.75 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO320 "K" Flanges 1
(please log in)
QF320-SAVR
$425.15 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO400 "K" Flanges 1
(please log in)
QF400-SAVR
$452.25 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO500 "K" Flanges 1
N/A
QF500-SAVR
$1,335.65 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO63 "K" Flanges 1
(please log in)
QF63-SAVR
$51.30 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO630 "K" Flanges 1
(please log in)
QF630-SAVR
P.O.R. In Stock
Centering Ring (SS with Fluorocarbon O-Ring) ISO80 "K" Flanges 1
(please log in)
QF80-SAVR
$71.40 In Stock
How to Combine Click the checkboxes of the parts you would like to purchase and then click the button below to add all parts selected into your Cart.
Contact Us - ISO to ASA Adapter Flanges—Flat & Grooved