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KF Components

KF components (DIN 28403, ISO 2861) represent the standard connection for vacuum lines up to nominal size DN50 in rough, fine and high vacuum.

KF10SVCR-316

KF Centering Rings, O-Ring | 301629

Nominal diameter

Connection type

Diameter

0.472 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

12 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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available

KF16SVCR-316

KF Centering Rings, O-Ring | 301758

Nominal diameter

Connection type

Diameter

0.669 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

17 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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available

KF16SVCR-316-PC1

KF Centering Rings, O-Ring | 354941

Nominal diameter

Connection type

Diameter

0.669 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

17 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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on request

KF16TVCR

KF Outer Centering Rings with Support Ring | 301772

Nominal diameter

Connection type

Diameter

1.26 ″

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

Nominal diameter

Connection type

Diameter

32 mm

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

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available

KF25SVCR-316

KF Centering Rings, O-Ring | 301883

Nominal diameter

Connection type

Diameter

1.024 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

26 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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on request

KF25SVCR-316-PC1

KF Centering Rings, O-Ring | 340142

Nominal diameter

Connection type

Diameter

1.024 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

26 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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on request

KF25TVCR

KF Outer Centering Rings with Support Ring | 301895

Nominal diameter

Connection type

Diameter

1.654 ″

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

Nominal diameter

Connection type

Diameter

42 mm

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

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available

KF40SVCR-316

KF Centering Rings, O-Ring | 302076

Nominal diameter

Connection type

Diameter

1.614 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

41 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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available

KF40SVCR-316-PC1

KF Centering Rings, O-Ring | 335646

Nominal diameter

Connection type

Diameter

1.614 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PC1

Nominal diameter

Connection type

Diameter

41 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PC1

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on request

KF40SVCR-316-PC2

KF Centering Rings, O-Ring | 345185

Nominal diameter

Connection type

Diameter

1.614 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PC2

Nominal diameter

Connection type

Diameter

41 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PC2

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on request

KF40TVCR

KF Outer Centering Rings with Support Ring | 302087

Nominal diameter

Connection type

Diameter

2.244 ″

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

Nominal diameter

Connection type

Diameter

57 mm

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

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available

KF50SVCR-316

KF Centering Rings, O-Ring | 302160

Nominal diameter

Connection type

Diameter

2.047 ″

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

302 °F

Min. operating temperature

14 °F

Purity class

PCS

Nominal diameter

Connection type

Diameter

52 mm

Centering ring material

Stainless steel 316L

Gasket material

FKM

Bakeout temperature

150 °C

Min. operating temperature

-10 °C

Purity class

PCS

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available

KF50TVCR

KF Outer Centering Rings with Support Ring | 302170

Nominal diameter

Connection type

Diameter

3.031 ″

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

Nominal diameter

Connection type

Diameter

77 mm

Centering ring material

PTFE

Support ring material

PTFE

Gasket material

FKM

Purity class

PCS

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available

KF Components

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