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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-G Adapters, G-internal Thread | 301843
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
G pipe thread
G 1/4"
Purity class
PCS
$37.40
available
KF-G Adapters, G-internal Thread | 301845
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
G pipe thread
G 3/4"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
G pipe thread
G 3/4"
Purity class
PCS
$37.40
in production
KF Hose Shafts | 301852
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
Purity class
PCS
$27.00
in production
KF-NPT Adapters, NPT-external Thread | 301859
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
NPT pipe thread
1/4" NPT
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
NPT pipe thread
1/4" NPT
Purity class
PCS
$129.00
in production
KF-NPT Adapters, NPT-internal Thread | 301860
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
NPT pipe thread
1/4" NPT
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
NPT pipe thread
1/4" NPT
Purity class
PCS
$87.00
available
KF-NPT Adapters, NPT-internal Thread | 301862
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
NPT pipe thread
1/8" NPT
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
NPT pipe thread
1/8" NPT
Purity class
PCS
$59.00
in production
KF-NPT Adapters, NPT-external Thread | 301863
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
NPT pipe thread
3/4" NPT
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
NPT pipe thread
3/4" NPT
Purity class
PCS
$115.00
available
KF PVC Hose Connectors, complete | 301865
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Length
39.37 ″
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Length
1000 mm
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
$121.00
in production
KF PVC Hose Connectors, complete | 301866
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Length
9.843 ″
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Length
250 mm
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
$78.00
in production
KF PVC Hose Connectors, complete | 301868
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Length
19.685 ″
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Length
500 mm
Flange material
Stainless steel 316L
Bellow material
PVC
Purity class
PCS
$81.00
in production
KF Reducing Adapters | 301871
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PCS
$30.70
available
KF Reducing Adapters | 359657
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC1
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC1
$33.18
on request
KF Reducing Adapters | 319070
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC2+
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Straight
Purity class
PC2+
$48.69
on request
KF Reducing Adapters | 301875
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
1.575 ″
Outer diameter 2
1.181 ″
Flange material
Stainless steel 316L
Shape
Conical
Purity class
PCS
Nominal diameter
25
Nominal diameter 2
16
Connection type
KF
Outer diameter
40 mm
Outer diameter 2
30 mm
Flange material
Stainless steel 316L
Shape
Conical
Purity class
PCS
$24.00
available
KF-R Adapters, R-external Thread | 301877
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Flange material
Stainless steel 316L
R pipe thread
R 1"
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Flange material
Stainless steel 316L
R pipe thread
R 1"
Purity class
PCS
$37.40
available
KF Hose Nipple for PVC Hose | 301892
Nominal diameter
25
Connection type
KF
Outer diameter
1.575 ″
Tube outer diameter
0.984 ″
Flange material
Stainless steel 316L
Purity class
PCS
Nominal diameter
25
Connection type
KF
Outer diameter
40 mm
Tube outer diameter
25 mm
Flange material
Stainless steel 316L
Purity class
PCS
$27.00
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 Tension Ring for Elastomer Gasket | 400765
Nominal diameter
40
Connection type
KF
Length
2.992 ″
Flange material
Stainless steel 304
Min. operating temperature
14 °F
Bakeout temperature
257 °F
Purity class
PCS
Nominal diameter
40
Connection type
KF
Length
76 mm
Flange material
Stainless steel 304
Min. operating temperature
-10 °C
Bakeout temperature
125 °C
Purity class
PCS
$32.90
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
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