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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 Reducing Centering Rings | 301612
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
212 °F
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Reducing Centering Rings | 301613
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
302 °F
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
150 °C
Purity class
PCS
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available
KF Centering Rings, O-Ring | 301627
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
Centering ring material
Stainless steel 304L
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
10
Connection type
KF
Diameter
12 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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in production
KF Centering Rings, O-Ring | 301628
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
10
Connection type
KF
Diameter
12 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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available
KF Centering Rings without O-Ring | 301715
Nominal diameter
16
Connection type
KF
Diameter
0.677 ″
Centering ring material
Stainless steel 304L
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17,2 mm
Centering ring material
Stainless steel 304L
Purity class
PCS
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available
KF Mesh Centering Ring | 301736
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Meshsize
1 µm
Wire diameter
0.012 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 mm
Meshsize
1 µm
Wire diameter
0,3 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
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available
KF Mesh Centering Ring | 301737
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Meshsize
0.5 µm
Wire diameter
0.007 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 mm
Meshsize
0,5 µm
Wire diameter
0,19 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
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available
KF Centering Rings, O-Ring | 301756
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Centering ring material
Stainless steel 304L
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 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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in production
KF Centering Rings, O-Ring | 301757
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 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 | 338798
Nominal diameter
16
Connection type
KF
Diameter
0.669 ″
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
16
Connection type
KF
Diameter
17 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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available
KF Reducing Centering Rings | 301785
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
212 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Reducing Centering Rings | 301786
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
302 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
150 °C
Purity class
PCS
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in production
KF Centering Rings without O-Ring | 301826
Nominal diameter
25
Connection type
KF
Diameter
1.031 ″
Centering ring material
Stainless steel 304L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26,2 mm
Centering ring material
Stainless steel 304L
Purity class
PCS
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available
KF Mesh Centering Ring | 301853
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Meshsize
1 µm
Wire diameter
0.012 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Meshsize
1 µm
Wire diameter
0,3 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
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available
KF Mesh Centering Ring | 301854
Nominal diameter
25
Connection type
KF
Diameter
1.024 ″
Meshsize
0.5 µm
Wire diameter
0.007 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
Nominal diameter
25
Connection type
KF
Diameter
26 mm
Meshsize
0,5 µm
Wire diameter
0,19 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
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in production
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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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 Reducing Centering Rings | 301907
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
212 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Bakeout temperature
100 °C
Purity class
PCS
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available
KF Reducing Centering Rings | 301908
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
302 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Bakeout temperature
150 °C
Purity class
PCS
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available
KF Centering Rings without O-Ring | 302017
Nominal diameter
40
Connection type
KF
Diameter
1.622 ″
Centering ring material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41,2 mm
Centering ring material
Stainless steel 304L
Purity class
PCS
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available
KF Mesh Centering Ring | 302039
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Meshsize
1 µm
Wire diameter
0.012 ″
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 mm
Meshsize
1 µm
Wire diameter
0,3 mm
Centering ring material
Stainless steel 304
Gasket material
NBR
Purity class
PCS
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available
KF Mesh Centering Ring | 302040
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Meshsize
0.5 µm
Wire diameter
0.007 ″
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 mm
Meshsize
0,5 µm
Wire diameter
0,19 mm
Centering ring material
Stainless steel 304
Gasket material
FKM
Purity class
PCS
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available
KF Centering Rings, O-Ring | 302073
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Centering ring material
Stainless steel 304L
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 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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available
KF Centering Rings, O-Ring | 302075
Nominal diameter
40
Connection type
KF
Diameter
1.614 ″
Centering ring material
Stainless steel 304L
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Diameter
41 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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available
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