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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° | 300540
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Shape
Curved
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Shape
Curved
Purity class
PCS
$89.10
available
KF Elbows 45° | 300551
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Shape
Angled
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Shape
Angled
Purity class
PCS
$145.00
available
KF Hoses | 301003
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
$135.00
in production
KF Hoses | 301007
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
$93.00
available
KF Hoses | 301012
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
$159.00
in production
KF Hoses | 301016
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Dynamic bend radius
9.449 ″
Static bend radius
2.323 ″
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Dynamic bend radius
240 mm
Static bend radius
59 mm
Flange material
Stainless steel 316L
Bellow material
Stainless steel 316L
Purity class
PCS
$122.00
in production
KF-CF Adapters | 301594
Nominal diameter
40
Nominal diameter 2
16
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
16
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Purity class
PCS
$69.50
available
KF-CF Adapters | 301596
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
$76.00
available
KF-CF Adapters | 347511
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
1.575 ″
Flange material
Stainless steel 316L
Purity class
PC2
Nominal diameter
40
Nominal diameter 2
25
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
40 mm
Flange material
Stainless steel 316L
Purity class
PC2
$72.26
on request
KF-CF Adapters | 301597
Nominal diameter
40
Nominal diameter 2
40
Connection type
CF
Connection type 2
KF
Outer diameter
2.756 ″
Outer diameter 2
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Nominal diameter 2
40
Connection type
CF
Connection type 2
KF
Outer diameter
70 mm
Outer diameter 2
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$92.00
available
KF Bored Flanges | 302000
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$20.00
available
KF Bored Flanges | 302003
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$20.00
available
KF Blank Flanges | 302007
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$18.40
available
KF Blank Flanges | 318996
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Purity class
PC2+
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Purity class
PC2+
$46.39
in production
KF-G Adapters, G-external Thread with FKM-Gasket | 309608
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Gasket material
FKM
G pipe thread
G 1 1/2"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Gasket material
FKM
G pipe thread
G 1 1/2"
Purity class
PCS
$65.50
available
KF-G Adapters, G-external Thread | 302026
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1 1/2"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1 1/2"
Purity class
PCS
$37.40
available
KF-G Adapters, G-external Thread | 302027
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
$37.40
available
KF-G Adapters, G-internal Thread | 302028
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1"
Purity class
PCS
$53.50
in production
KF-G Adapters, G-internal Thread | 302029
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1 1/4"
Purity class
PCS
$53.50
in production
KF-G Adapters, G-internal Thread | 302030
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1/2"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1/2"
Purity class
PCS
$53.50
available
KF-G Adapters, G-internal Thread | 302032
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
$53.50
in production
KF Hose Shafts | 302037
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
Purity class
PCS
$45.00
in production
KF-NPT Adapters, NPT-external Thread | 302045
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
NPT pipe thread
1/2" NPT
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
NPT pipe thread
1/2" NPT
Purity class
PCS
$165.00
in production
KF-NPT Adapters, NPT-external Thread | 302047
Nominal diameter
40
Connection type
KF
Outer diameter
2.165 ″
Flange material
Stainless steel 316L
NPT pipe thread
3/4" NPT
Purity class
PCS
Nominal diameter
40
Connection type
KF
Outer diameter
55 mm
Flange material
Stainless steel 316L
NPT pipe thread
3/4" NPT
Purity class
PCS
$46.00
in production
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