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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-Braided flexible hose | 409883
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
 
 
 
 
Flange material
Stainless steel 304
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
 
 
 
 
Flange material
Stainless steel 304
Bellow material
Stainless steel 316L
Purity class
PCS
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available
KF Elbows 90° | 300527
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PCS
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available
KF Elbows 90° | 368654
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PC1
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on request
KF Elbows 90° | 300539
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Shape
Curved
Purity class
PCS
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available
KF Hoses | 300974
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 316942
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.087 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
180 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 300981
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 368653
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC1
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on request
KF Hoses | 352018
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC2
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC2
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on request
KF Hoses | 300985
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 350919
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC2
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PC2
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on request
KF Hoses | 300989
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Dynamic bend radius
7.677 ″
Static bend radius
1.496 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Dynamic bend radius
195 mm
Static bend radius
38 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 321
Purity class
PCS
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available
KF Hoses | 301002
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 | 352016
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
PC2
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
PC2
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on request
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 | 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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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
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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 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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in production
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
KF Tension Ring for Elastomer Gasket | 400758
Nominal diameter
25
Connection type
KF
Length
2.48 ″
Flange material
Stainless steel 304
Min. operating temperature
14 °F
Bakeout temperature
257 °F
Purity class
PCS
Nominal diameter
25
Connection type
KF
Length
63 mm
Flange material
Stainless steel 304
Min. operating temperature
-10 °C
Bakeout temperature
125 °C
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
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