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-CF Adapters | 301602
Nominal diameter
63
Nominal diameter 2
25
Connection type
CF
Connection type 2
CF
Outer diameter
4.488 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
63
Nominal diameter 2
25
Connection type
CF
Connection type 2
CF
Outer diameter
114 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
$235.00
in production
KF-CF Adapters | 329476
Nominal diameter
63
Nominal diameter 2
25
Connection type
CF
Connection type 2
CF
Outer diameter
4.488 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PC2+
Nominal diameter
63
Nominal diameter 2
25
Connection type
CF
Connection type 2
CF
Outer diameter
114 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PC2+
$429.97
on request
KF-CF Adapters | 304014
Nominal diameter
63
Nominal diameter 2
40
Connection type
CF
Connection type 2
CF
Outer diameter
4.488 ″
Outer diameter 2
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
63
Nominal diameter 2
40
Connection type
CF
Connection type 2
CF
Outer diameter
114 mm
Outer diameter 2
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$150.00
in production
KF-CF Adapters | 304011
Nominal diameter
63
Nominal diameter 2
40
Connection type
CF
Connection type 2
CF
Outer diameter
4.488 ″
Outer diameter 2
2.165 ″
Flange material
Stainless steel 316L
Purity class
PC2+
Nominal diameter
63
Nominal diameter 2
40
Connection type
CF
Connection type 2
CF
Outer diameter
114 mm
Outer diameter 2
55 mm
Flange material
Stainless steel 316L
Purity class
PC2+
$501.86
on request
KF Centering Rings, O-Ring | 301618
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
Centering ring material
Aluminium
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
Aluminium
Gasket material
NBR
Bakeout temperature
100 °C
Min. operating temperature
-10 °C
Purity class
PCS
$3.50
available
KF Centering Rings, O-Ring | 301619
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
Centering ring material
Aluminium
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
Aluminium
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$6.00
available
KF Blank Flanges | 301621
Nominal diameter
10
Connection type
KF
Outer diameter
1.181 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
10
Connection type
KF
Outer diameter
30 mm
Flange material
Stainless steel 304L
Purity class
PCS
$19.00
available
KF-G Adapters, G-external Thread | 301624
Nominal diameter
10
Connection type
KF
Outer diameter
1.181 ″
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
Nominal diameter
10
Connection type
KF
Outer diameter
30 mm
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
$69.00
on request
KF O-Rings | 301626
Connection type
KF
Nominal diameter
10
Diameter
0.591 ″
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
10
Diameter
15 mm
Gasket material
NBR
Bakeout temperature
100 °C
Min. operating temperature
-10 °C
Purity class
PCS
$2.84
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
$10.00
available
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
$6.50
available
KF Centering Rings, O-Ring | 301629
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
Centering ring material
Stainless steel 316L
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 316L
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$6.10
available
KF Centering Rings, O-Ring | 301631
Nominal diameter
10
Connection type
KF
Diameter
0.472 ″
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
10
Connection type
KF
Diameter
12 mm
Centering ring material
Stainless steel 316L
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$20.70
on request
KF O-Rings | 301633
Connection type
KF
Nominal diameter
10
Diameter
0.591 ″
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
10
Diameter
15 mm
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$2.00
available
KF O-Rings | 307190
Connection type
KF
Nominal diameter
10
Diameter
0.591 ″
Gasket material
FKM low outgassing
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
10
Diameter
15 mm
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$13.00
available
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 Wall Clamps | 302183
Nominal diameter
10
Nominal diameter 2
50
Connection type
KF
Adapter material
Aluminium
Screw material
Stainless steel A2
Thread metric
M6.0
Pieces per set
4
Purity class
PCS
Nominal diameter
10
Nominal diameter 2
50
Connection type
KF
Adapter material
Aluminium
Screw material
Stainless steel A2
Thread metric
M6.0
Pieces per set
4
Purity class
PCS
$35.00  / SET
available
KF-ISO-K Adapters | 302540
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
25
Outer diameter
3.74 ″
Outer diameter 2
1.575 ″
Shape
Straight
Purity class
PCS
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
25
Outer diameter
95 mm
Outer diameter 2
40 mm
Shape
Straight
Purity class
PCS
$180.00
available
KF-ISO-K Adapters | 302541
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
25
Outer diameter
3.74 ″
Outer diameter 2
1.575 ″
Shape
Straight
Purity class
PCS
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
63
Nominal diameter 2
25
Outer diameter
95 mm
Outer diameter 2
40 mm
Shape
Straight
Purity class
PCS
$241.00
available
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-ISO-K Adapters | 302543
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
$139.00
available
KF-ISO-K Adapters | 302544
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
$193.40
in production
KF-ISO-K Adapters | 346584
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
PC2
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
PC2
$318.63
on request
KF-ISO-K Adapters | 302546
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
Conical
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
Conical
Purity class
PCS
$111.00
available
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.