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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 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
$72.00
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
$240.00
in production
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
$138.00
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
$120.00
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
$170.00
available
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
$169.00
available
KF Bored Flanges | 301999
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PCS
$13.50
available
KF Bored Flanges | 302002
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PCS
$13.50
available
KF Blank Flanges | 302006
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PCS
$13.00
available
KF Blank Flanges | 335648
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PC1
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PC1
$21.54
on request
KF Bellows | 302020
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Max. axial stroke
0.787 ″
Max. lateral stroke
0.354 ″
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Max. axial stroke
20 mm
Max. lateral stroke
9 mm
Flange material
Stainless steel 304L
Bellow material
Stainless steel 316Ti
Purity class
PCS
$84.00
in production
KF Reducing Adapters | 302053
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 304L
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
Stainless steel 304L
Shape
Straight
Purity class
PCS
$58.00
available
KF Reducing Adapters | 302058
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
16
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
$19.00
available
KF Reducing Adapters | 302062
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 304L
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
Stainless steel 304L
Shape
Straight
Purity class
PCS
$44.00
available
KF Reducing Adapters | 302066
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
2.165 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
25
Connection type
KF
Outer diameter
55 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 304L
Shape
Conical
Purity class
PCS
$21.00
available
KF Straight Connectors | 302502
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Length
5.118 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Length
130 mm
Flange material
Stainless steel 304L
Purity class
PCS
$57.00
available
KF-ISO-K Adapters | 302553
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
80
Nominal diameter 2
40
Outer diameter
4.331 ″
Outer diameter 2
2.165 ″
Shape
Conical
Purity class
PCS
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
80
Nominal diameter 2
40
Outer diameter
110 mm
Outer diameter 2
55 mm
Shape
Conical
Purity class
PCS
$97.00
in production
KF-ISO-K Adapters | 302554
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
80
Nominal diameter 2
50
Outer diameter
4.331 ″
Outer diameter 2
2.953 ″
Shape
Conical
Purity class
PCS
Connection type
ISO-K
Connection type 2
KF
Nominal diameter
80
Nominal diameter 2
50
Outer diameter
110 mm
Outer diameter 2
75 mm
Shape
Conical
Purity class
PCS
$516.00
in production
KF Tees | 302872
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PCS
$100.00
available
KF Tubulation | 302976
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube outer diameter
1.496 ″
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube outer diameter
38 mm
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
$26.20
in production
KF Tubulation | 302977
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube outer diameter
1.752 ″
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube outer diameter
44,5 mm
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
$19.00
available
KF Tubulation | 302982
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube outer diameter
1.752 ″
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube outer diameter
44,5 mm
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
$19.00
available
KF Tubulation | 302990
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Tube outer diameter
1.752 ″
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Tube outer diameter
44,5 mm
Flange material
Stainless steel 304L
Tube material
Stainless steel 304L
Purity class
PCS
$36.00
available
KF 4-Way cross | 303263
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 304L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 304L
Purity class
PCS
$260.00
available
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