Flange to Flange Adapters KF, QF, CF, ISO

Flange to Flange Adapters KF, QF, CF, ISO allow for the adaptation of one size or style of flange to another type thus coupling the two together with a vacuum tight seal using a gasket made of an elastomer or copper to seal.

Parts are helium leak tested to 1 x10-10 cc/sec for quality assurance.

Instructions: To add products to the cart, you can open the product by clicking on the product name below or use our bulk add-to-cart feature: Check the Buy box next to the products you want to purchase, adjust the quantity next to the checked box (if needed) and click on the Add to Cart button.

ImageNameProduct CodePriceStockBuy
KF (QF) to CF adapter, KF (QF) 16 to CF 1-1/3 inch Flange,304 SSMKCF133KF16ADP$57.86

In stock

KF (QF) to CF adapter, KF (QF) 50 to CF 1-1/3 inch Flange, 304 SSMKCF133KF50ADP$71.05

In stock

KF (QF) to CF adapter, KF (QF) 16 to CF 2.75 inch Flange, 304 SSMKCF275KF16ADP$62.93

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KF (QF) to CF adapter, CF 2.75 to KF (QF) 25, 304 SSMKCF275KF25ADP$65.98

In stock

KF (QF) to CF adapter, KF (QF) 40 to CF 2.75 inch Flange, 304 SSMKCF275KF40ADP$74.64

In stock

KF (QF) to CF adapter, KF (QF) 50 to CF 2.75 inch Flange, 304 SSMKCF275KF50ADP$78.16

In stock

KF (QF) to CF adapter, KF (QF) 40 to CF 3.38 inch FlangeMKCF338KF40ADP$105.56

In stock

KF (QF) to CF adapter, KF (QF) 50 to CF 3.38 inch Flange, 304 SSMKCF338KF50ADP$121.80

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KF (QF) to CF adapter, KF (QF) 50 to CF 4.50 inch Flange, 304 SSMKCF450KF50ADP$137.03

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ISO to CF adapter, ISO 63 to CF 4.50 Flange, 304 SSMKISO63CF450ADP$192.85

In stock

ISO to CF adapter, ISO 80 to CF 4.62 Flange, 304 SSMKISO80CF462ADP$220.65

In stock

ISO to CF adapter, ISO 80 to CF 6.00 Flange, 304 SSMKISO80CF600ADP$245.63

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ISO to CF adapter, ISO 100 to CF 6.00 inch Flange, 304 SSMKISO100CF600ADP$255.78

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ISO to CF adapter, ISO 160 to CF 8.00 Flange, 304 SSMKISO160CF800ADP$394.90

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ISO to CF adapter, ISO 200 to CF 10.00 Flange, 304 SSMKISO200CF1000ADP$576.88

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ISO to KF (QF) adapter, ISO 63 to KF (QF) 25 Flange, 304 SSMKISO63KF25ADP$130.94

In stock

ISO to KF (QF) adapter, ISO 63 to KF (QF) 40 Flange, 304 SSMKISO63KF40ADP$138.04

In stock

ISO to KF (QF) adapter, ISO 63 to KF (QF) 50 Flange, 304 SSMKISO63KF50ADP$154.28

In stock

Adapter, ISO 80 to KF (QF) 40 Flange, 304 SSMKISO80KF40ADP$178.64

In stock

Adapter, ISO 80 to KF (QF) 50 Flange, 304 SSMKISO80KF50ADP$187.78

In stock

Adapter, ISO 100 to KF (QF) 40 Flange, 304 SSMKISO100KF40ADP$203.00

In stock

ISO to KF (QF) adapter, ISO 100 to KF (QF) 50 Flange, 304 SSMKISO100KF50ADP$217.21

In stock

Bolt Ring, ISO 100, with Split Retaining Ring, 304 SSMKISO100BRR$138.88

In stock

Bolt Ring, ISO 63, with Split Retaining Ring, 304 SSMKISO63BRR$131.59

In stock