Metric
My Cart

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 Blank Flanges | 348713
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Aluminium
Purity class
PC1
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Aluminium
Purity class
PC1
$8.86
on request
KF Blank Flanges | 351059
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Aluminium
Purity class
PC2
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Aluminium
Purity class
PC2
$12.81
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
$29.90
available
KF Hose Shafts | 301848
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Aluminium
Purity class
PCS
$20.50
in production
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
$45.00
in production
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
$44.15
on request
KF Blank Flanges | 302004
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Aluminium
Purity class
PCS
$12.00
in production
KF Tension Ring for Elastomer Gasket | 400765
Nominal diameter
40
Connection type
KF
Length
2.992 ″
Flange material
Stainless steel 304
Min. operating temperature
14 °F
Bakeout temperature
257 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Length
76 mm
Flange material
Stainless steel 304
Min. operating temperature
-10 °C
Bakeout temperature
125 °C
Purity class
PCS
$32.90
in production
KF Hose Shafts | 302035
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Aluminium
Purity class
PCS
$22.50
in production
KF Reducing Adapters | 302061
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.181 ″
Flange material
Aluminium
Shape
Straight
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
30 mm
Flange material
Aluminium
Shape
Straight
Purity class
PCS
$58.00
in production
KF Reducing Adapters | 352014
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.181 ″
Flange material
Aluminium
Shape
Straight
Purity class
PC2
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
30 mm
Flange material
Aluminium
Shape
Straight
Purity class
PC2
$81.62
on request
KF Reducing Adapters | 302069
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.575 ″
Flange material
Aluminium
Shape
Straight
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
40 mm
Flange material
Aluminium
Shape
Straight
Purity class
PCS
$32.88
in production
KF Reducing Adapters | 348677
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.575 ″
Flange material
Aluminium
Shape
Straight
Purity class
PC1
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
40 mm
Flange material
Aluminium
Shape
Straight
Purity class
PC1
$106.00
on request
KF Reducing Adapters | 352013
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.575 ″
Flange material
Aluminium
Shape
Straight
Purity class
PC2
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
40 mm
Flange material
Aluminium
Shape
Straight
Purity class
PC2
$61.83
on request
KF Blank Flanges | 302112
Nominal diameter
50
Connection type
KF
Outer diameter
2.953 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
50
Connection type
KF
Outer diameter
75 mm
Flange material
Aluminium
Purity class
PCS
$15.00
in production
KF Tension Ring for Elastomer Gasket | 400773
Nominal diameter
50
Connection type
KF
Length
3.937 ″
Flange material
Stainless steel 304
Min. operating temperature
14 °F
Bakeout temperature
257 °F
Purity class
PCS
Nominal diameter
50
Connection type
KF
Length
100 mm
Flange material
Stainless steel 304
Min. operating temperature
-10 °C
Bakeout temperature
125 °C
Purity class
PCS
$37.00
in production
KF Hose Shafts | 302126
Nominal diameter
50
Connection type
KF
Outer diameter
2.953 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
50
Connection type
KF
Outer diameter
75 mm
Flange material
Aluminium
Purity class
PCS
$83.00
in production
KF Reducing Adapters | 302156
Nominal diameter
50
Nominal diameter 2
40
Connection type
KF
Outer diameter
2.953 ″
Outer diameter 2
2.165 ″
Flange material
Aluminium
Shape
Straight
Purity class
PCS
Nominal diameter
50
Nominal diameter 2
40
Connection type
KF
Outer diameter
75 mm
Outer diameter 2
55 mm
Flange material
Aluminium
Shape
Straight
Purity class
PCS
$57.00
in production
KF Blank Flanges | 302178
Nominal diameter
63
Connection type
KF
Outer diameter
3.425 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
63
Connection type
KF
Outer diameter
87 mm
Flange material
Aluminium
Purity class
PCS
$32.00
in production
KF Straight Connectors | 302484
Nominal diameter
16
Connection type
KF
Outer diameter
1.181 ″
Length
3.15 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
16
Connection type
KF
Outer diameter
30 mm
Length
80 mm
Flange material
Aluminium
Purity class
PCS
$82.13
in production
KF Straight Connectors | 302492
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Length
3.937 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Length
100 mm
Flange material
Aluminium
Purity class
PCS
$26.67
in production
KF Straight Connectors | 302512
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Length
5.118 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Length
130 mm
Flange material
Aluminium
Purity class
PCS
$93.93
in production
KF-ISO-K Adapters | 360020
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
40
Outer diameter
3.74 ″
Outer diameter 2
2.165 ″
Shape
Straight
Purity class
PCS
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
40
Outer diameter
95 mm
Outer diameter 2
55 mm
Shape
Straight
Purity class
PCS
$120.00
in production
KF Tees | 302839
Nominal diameter
10
Connection type
KF
Outer diameter
1.181 ″
Flange material
Aluminium
Purity class
PCS
Nominal diameter
10
Connection type
KF
Outer diameter
30 mm
Flange material
Aluminium
Purity class
PCS
$30.93
in production
You have not found a suitable product for your application?

We will be happy to advise you on further standard components that are currently not available in our shop.