Maintenance work

Please note that due to maintenance work, disruptions may occur on July 15, 2025, between 09:00 and 15:00 (CEST). Thank you for your understanding.

Viewports and viewport components

Glass blank flanges (8)

Optical glasses (8)

Orifices (8)

Retainer for optical glasses (4)

Viewports (35)

63 results found

Glass blank flanges
Glass flange, borosilicate, DN 25 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
160FBL025
Glass blank flanges
Glass flange, borosilicate, DN 40 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
160FBL040
Glass blank flanges
Glass flange, borosilicate, DN 50 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
160FBL050
Glass blank flanges
Glass flange, quartz glass, DN 16 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
180FBL016
Glass blank flanges
Glass flange, quartz glass, DN 25 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
180FBL025
Glass blank flanges
Glass flange, quartz glass, DN 40 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
180FBL040
Glass blank flanges
Glass flange, quartz glass, DN 50 ISO-KF
Installation with outer centering ring and elastomer seal, Fastening elements: Clamping ring made from plastic (no usage of metal connection elements), Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
180FBL050
Optical glasses
Optical glass, borosilicate float glass
Transmission: 0.35 – 2 µm, Extremely temperature resistant low thermal expansion coefficient, Resistant to chemicals, Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
GSG025-Boroflo
Optical glasses
Optical Glass, Borosilicate Float Glass
Transmission: 0.35 – 2 µm, Extremely temperature resistant low thermal expansion coefficient, Resistant to chemicals, Caution! Risk of injury by glass splinters. Do not use viewports which show apparent damage
GSG050-Boroflo

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Maintenance work

Viewports and viewport components

Glass flange, borosilicate, DN 25 ISO-KF

Glass flange, borosilicate, DN 40 ISO-KF

Glass flange, borosilicate, DN 50 ISO-KF

Glass flange, quartz glass, DN 16 ISO-KF

Glass flange, quartz glass, DN 25 ISO-KF

Glass flange, quartz glass, DN 40 ISO-KF

Glass flange, quartz glass, DN 50 ISO-KF

Optical glass, borosilicate float glass

Optical Glass, Borosilicate Float Glass

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