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Circular sight glass fitting type 317 PN 0 - pressureless
SKU: MG-317
Type 317 PN 0 round sight glass for welding into or onto non-pressurised vessels, tanks and silos. Similar to DIN 28120, available in DN 50–400.
Available • MG
Type 317 PN 0 round sight glass for welding into or onto non-pressurised vessels, tanks and silos. Similar to DIN 28120, available in DN 50–400.
* Non binding • Usually a response within 24 hours
Technical data
Drawing & dimensions

Circular sight glass fitting type 317 PN 0 - pressureless
| Dimension | DN 50 | DN 80 | DN 100 | DN 125 | DN 150 | DN 200 | DN 300 | DN 400 |
|---|---|---|---|---|---|---|---|---|
| Outside diameter Da [mm] | 140 | 165 | 190 | 215 | 240 | 290 | 370 | 450 |
| Inside diameter Di [mm] | 80 | 100 | 125 | 150 | 175 | 225 | 300 | 370 |
| Dimension h1 [mm] | 10 | 10 | 10 | 10 | 10 | 10 | 15 | 20 |
| Dimension h2 [mm] | 15 | 15 | 15 | 15 | 15 | 15 | 20 | 25 |
| Weight [kg] | 2,0 | 2,8 | 3,2 | 4,3 | 5,1 | 6,8 | 12,2 | 23,0 |
* All dimensions in mm unless specified.
Fitting Component Assembly Structure
- 1Crews
- 2Cover flange
- 3Glass cushion
- 4Sight glass
- 5Gasket
- 6Base flange
Quick overview
Nominal sizes DN
50 · 80 · 100 · 125 · 150 · 200 · 300 · 400
Nominal pressure PN
0
Temperature
80°C · 130°C · 150°C · 175°C · 180°C · 200°C · 280°C · 300°C · 320°C · 400°C
