English
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 Centering Rings, O-Ring | 302162
Nominal diameter
50
Connection type
KF
Diameter
2.047 ″
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
50
Connection type
KF
Diameter
52 mm
Centering ring material
Stainless steel 316L
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
Please login to see prices.
available
KF Outer Centering Rings with Support Ring | 302165
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
NBR
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
NBR
Purity class
PCS
Please login to see prices.
available
KF Outer Centering Rings with Support Ring | 302166
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
FKM
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 304L
Gasket material
FKM
Purity class
PCS
Please login to see prices.
available
KF Outer Centering Rings with Support Ring | 302167
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PCS
Please login to see prices.
in production
KF Outer Centering Rings with Support Ring | 340202
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PC1
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Stainless steel 316L
Gasket material
FKM
Purity class
PC1
Please login to see prices.
on request
KF Edge Seals | 302168
Connection type
KF
Nominal diameter
50
Diameter 2
3.031 ″
Gasket material
PTFE
Purity class
PCS
Connection type
KF
Nominal diameter
50
Diameter 2
77 mm
Gasket material
PTFE
Purity class
PCS
Please login to see prices.
available
KF Hose Nipple for PVC Hose | 302169
Nominal diameter
50
Connection type
KF
Outer diameter
2.953 ″
Tube outer diameter
2.008 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
50
Connection type
KF
Outer diameter
75 mm
Tube outer diameter
51 mm
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF Outer Centering Rings with Support Ring | 302170
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
PTFE
Support ring material
PTFE
Gasket material
FKM
Purity class
PCS
Please login to see prices.
in production
KF O-Rings | 302171
Connection type
KF
Nominal diameter
50
Diameter
2.165 ″
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
50
Diameter
55 mm
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
Please login to see prices.
available
KF O-Rings | 307185
Connection type
KF
Nominal diameter
50
Diameter
2.165 ″
Gasket material
FKM low outgassing
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Connection type
KF
Nominal diameter
50
Diameter
55 mm
Gasket material
FKM low outgassing
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
Please login to see prices.
available
KF-Clamps, metric | 302216
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube metric
0.394 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube metric
10 mm
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Clamps, imperial | 302218
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube imperial
1/2 in
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube imperial
1/2 in
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Clamps, metric | 302219
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube metric
0.236 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube metric
6 mm
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Clamps, imperial | 302220
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube imperial
1/4 in
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube imperial
1/4 in
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Clamps, metric | 302221
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube metric
0.315 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube metric
8 mm
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Clamps, imperial | 302222
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube imperial
3/8 in
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube imperial
3/8 in
Flange material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF-Face-Seal-Screw Connection, female | 302239
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube imperial
1/2 in
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube imperial
1/2 in
Purity class
PCS
Please login to see prices.
in production
KF-Face-Seal-Screw Connection, male | 302241
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube imperial
1/2 in
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube imperial
1/2 in
Purity class
PCS
Please login to see prices.
on request
KF-Face-Seal-Screw Connection, female | 302245
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PCS
Please login to see prices.
in production
KF-Face-Seal-Screw Connection, male | 302247
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PCS
Please login to see prices.
available
KF-Face-Seal-Screw Connection, male | 318906
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PC2+
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube imperial
1/4 in
Purity class
PC2+
Please login to see prices.
available
KF 2-Way Liquid Feedthrough | 302274
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
available
KF 2-Way Liquid Feedthrough | 302275
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
on request
KF 2-Way Liquid Feedthrough | 302276
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Tube material
Stainless steel 316L
Purity class
PCS
Please login to see prices.
on request
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.