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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 Hoses | 301006
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
10.039 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
255 mm
Static bend radius
59 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 301007
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
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available
KF Hoses | 301011
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
10.039 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
255 mm
Static bend radius
59 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 301012
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
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in production
KF Hoses | 301015
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
10.039 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
255 mm
Static bend radius
59 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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in production
KF Hoses | 301016
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
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available
KF-CF Adapters | 301594
Nominal diameter
40
Nominal diameter 2
16
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
16
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Purity class
PCS
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available
KF-CF Adapters | 301596
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
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available
KF-CF Adapters | 347511
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PC2
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PC2
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on request
KF-CF Adapters | 301597
Nominal diameter
40
Nominal diameter 2
40
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
40
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
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available
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KF Bored Flanges | 301813
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Purity class
PCS
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KF Bored Flanges | 301814
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
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KF Blank Flanges | 301817
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Purity class
PCS
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KF Blank Flanges | 340940
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Purity class
PC1
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on request
KF Blank Flanges | 336647
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Purity class
PC2
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Purity class
PC2
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on request
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KF Blank Flanges | 301818
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
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KF Blank Flanges | 354943
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
Purity class
PC1
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on request
KF-G Adapters, G-external Thread with FKM-Gasket | 309607
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
Gasket material
FKM
G pipe thread
G 1"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
Gasket material
FKM
G pipe thread
G 1"
Purity class
PCS
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available
KF Bellows | 301830
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Max. axial stroke
0.472 ″
Max. lateral stroke
0.315 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Max. axial stroke
12 mm
Max. lateral stroke
8 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PCS
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available
KF Bellows | 370221
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Max. axial stroke
0.472 ″
Max. lateral stroke
0.315 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Max. axial stroke
12 mm
Max. lateral stroke
8 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PC1
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on request
KF Bellows | 301831
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
 
 
 
 
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316Ti
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
 
 
 
 
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316Ti
Purity class
PCS
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available
KF-G Adapters, G-external Thread | 301834
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
G pipe thread
G 1"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
G pipe thread
G 1"
Purity class
PCS
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available
KF-G Adapters, G-external Thread | 301836
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
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available
KF-G Adapters, G-external Thread | 301837
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
G pipe thread
G 1/2"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
G pipe thread
G 1/2"
Purity class
PCS
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available
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