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 | 302101
Nominal diameter
50
Connection type
KF
Diameter
2.047 ″
Centering ring material
Aluminium
Gasket material
NBR
Bakeout temperature
212 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
52 mm
Centering ring material
Aluminium
Gasket material
NBR
Bakeout temperature
100 °C
Min. operating temperature
-10 °C
Purity class
PCS
$9.00
available
KF Centering Rings, O-Ring | 302102
Nominal diameter
50
Connection type
KF
Diameter
2.047 ″
Centering ring material
Aluminium
Gasket material
FKM
Bakeout temperature
302 °F
Min. operating temperature
14 °F
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
52 mm
Centering ring material
Aluminium
Gasket material
FKM
Bakeout temperature
150 °C
Min. operating temperature
-10 °C
Purity class
PCS
$11.00
available
KF Outer Centering Rings, O-Ring | 302104
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
NBR
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
NBR
Purity class
PCS
$27.00
available
KF Outer Centering Rings, O-Ring | 302105
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
FKM
Purity class
PCS
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
FKM
Purity class
PCS
$27.00
available
KF Outer Centering Rings, O-Ring | 353247
Nominal diameter
50
Connection type
KF
Diameter
3.031 ″
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
FKM
Purity class
PC2
Nominal diameter
50
Connection type
KF
Diameter
77 mm
Centering ring material
Aluminium
Support ring material
Aluminium
Gasket material
FKM
Purity class
PC2
$76.94
on request
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
$18.00
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
$16.00
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
$22.00
available
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
$24.57
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.