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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.

KF Centering Rings with Sinter Metal Filter | 410547
Connection type
KF
Nominal diameter
16
Diameter
0.669 ″
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
212 °F
Purity class
PCS
Connection type
KF
Nominal diameter
16
Diameter
17 mm
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 301772
Nominal diameter
16
Connection type
KF
Diameter
1.26 ″
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
32 mm
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
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available
KF Centering Rings with Sinter Metal Filter | 410509
Connection type
KF
Nominal diameter
25
Diameter
1.024 ″
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
212 °F
Purity class
PCS
Connection type
KF
Nominal diameter
25
Diameter
26 mm
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 301895
Nominal diameter
25
Connection type
KF
Diameter
1.654 ″
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
42 mm
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
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in production
KF Centering Rings with Sinter Metal Filter | 410474
Connection type
KF
Nominal diameter
40
Diameter
1.614 ″
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
212 °F
Purity class
PCS
Connection type
KF
Nominal diameter
40
Diameter
41 mm
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 302087
Nominal diameter
40
Connection type
KF
Diameter
2.244 ″
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
57 mm
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
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in production
KF Centering Rings with Sinter Metal Filter | 400774
Connection type
KF
Nominal diameter
50
Diameter
2.047 ″
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
212 °F
Purity class
PCS
Connection type
KF
Nominal diameter
50
Diameter
52 mm
Meshsize
20 µm
Centering ring material
Stainless steel 303
Gasket material
FKM
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 302170
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
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available
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