DURAN® Screw Thread Tube, GL, heavy wall
- Supplementary to DIN 12216
- Manufactured from borosilicate glass 3.3
- thick-walled
- Safe and easy sealing and loosening of glass-glass components
- Grease-free working possible
- Glass articles for further processing
Products

| Catalog No | Thread | Diameter d (mm) | Wall Thickness s (mm) | Length l (mm) | Quantity | |
|---|---|---|---|---|---|---|
| 286252205 | GL 14 | 12 | 2.2 | 100 | 100 | Find a distributor |
| 286254009 | GL 18 | 16 | 2.5 | 100 | 50 | Find a distributor |
| 286256807 | GL 25 | 22 | 2.5 | 164 | 50 | Find a distributor |
| 286259607 | GL 32 | 28 | 2.8 | 120 | 50 | Find a distributor |
| 286263005 | GL 45 | 40 | 3.2 | 180 | 10 | Find a distributor |
Specifications
Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.
Product Overview
Thick-walled DURAN® glass threaded tubes with GL thread are supplementary to DIN 12216 and are used for attaching to glass apparatus. The available accessories allow a wide range of applications.
Products
Products

| Catalog No | Thread | Diameter d (mm) | Wall Thickness s (mm) | Length l (mm) | Quantity | |
|---|---|---|---|---|---|---|
| 286252205 | GL 14 | 12 | 2.2 | 100 | 100 | Find a distributor |
| 286254009 | GL 18 | 16 | 2.5 | 100 | 50 | Find a distributor |
| 286256807 | GL 25 | 22 | 2.5 | 164 | 50 | Find a distributor |
| 286259607 | GL 32 | 28 | 2.8 | 120 | 50 | Find a distributor |
| 286263005 | GL 45 | 40 | 3.2 | 180 | 10 | Find a distributor |
Specification
Specifications
Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.
Product Overview
Product Overview
Thick-walled DURAN® glass threaded tubes with GL thread are supplementary to DIN 12216 and are used for attaching to glass apparatus. The available accessories allow a wide range of applications.
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