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Standard Components

Standard components made of various materials are used to build vacuum systems from rough to extreme ultra-high vacuum (XHV) and comply with the current DIN/ISO standards.

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KF PVC Hose Connectors, complete | 301868
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Length
19.685 ″
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Length
500 mm
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
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available
KF Reducing Adapters | 301870
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 304L
Shape
Straight
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 304L
Shape
Straight
Purity class
PCS
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KF Reducing Adapters | 301871
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PCS
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available
KF Reducing Adapters | 359657
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC1
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC1
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on request
KF Reducing Adapters | 319070
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC2+
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC2+
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on request
KF Reducing Adapters | 301874
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
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available
KF Reducing Adapters | 301875
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Conical
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Conical
Purity class
PCS
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available
KF Reducing Adapters | 301876
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Aluminium
Shape
Straight
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Aluminium
Shape
Straight
Purity class
PCS
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available
KF Reducing Adapters | 352015
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Aluminium
Shape
Straight
Purity class
PC2
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Aluminium
Shape
Straight
Purity class
PC2
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on request
KF-R Adapters, R-external Thread | 301877
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
R pipe thread
R 1"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
R pipe thread
R 1"
Purity class
PCS
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KF Centering Rings, O-Ring | 301881
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Centering ring material
Stainless steel 304L
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Centering ring material
Stainless steel 304L
Gasket material
NBR
Bakeout temperature
100 °C
Min. operating temperature
-10 °C
Purity class
PCS
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KF O-Rings | 404521
Connection type
KF
Nominal diameter
25
Diameter
1.102 ″
Gasket material
MVQ
Bakeout temperature
392 °F
Min. operating temperature
-67 °F
Purity class
PCS
Connection type
KF
Nominal diameter
25
Diameter
28 mm
Gasket material
MVQ
Bakeout temperature
200 °C
Min. operating temperature
-55 °C
Purity class
PCS
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available
KF Centering Rings, O-Ring | 301882
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
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in production
KF Centering Rings, O-Ring | 301883
Nominal diameter
25
Connection type
KF
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
25
Connection type
KF
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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in production
KF Centering Rings, O-Ring | 340142
Nominal diameter
25
Connection type
KF
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
25
Connection type
KF
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
KF Centering Rings, O-Ring | 301885
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Centering ring material
Stainless steel 316L
Gasket material
FKM low outgassing
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Centering ring material
Stainless steel 316L
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 301889
Nominal diameter
25
Connection type
KF
Diameter
1.654 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
NBR
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
42 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
NBR
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 301890
Nominal diameter
25
Connection type
KF
Diameter
1.654 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
FKM
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
42 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
FKM
Purity class
PCS
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available
KF Outer Centering Rings with Support Ring | 301891
Nominal diameter
25
Connection type
KF
Diameter
1.654 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
42 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PCS
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available
KF Hose Nipple for PVC Hose | 301892
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Tube outer diameter
0.984 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Tube outer diameter
25 mm
Flange material
Stainless steel 316L
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 O-Rings | 301897
Connection type
KF
Nominal diameter
25
Diameter
1.102 ″
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
25
Diameter
28 mm
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
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in production
KF O-Rings | 307187
Connection type
KF
Nominal diameter
25
Diameter
1.102 ″
Gasket material
FKM low outgassing
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
25
Diameter
28 mm
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
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available
KF-Clamps, metric | 302209
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Tube metric
0.394 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Tube metric
10 mm
Flange material
Stainless steel 316L
Purity class
PCS
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available
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