DURAN® Single-way Stopcock, with grooved DURAN® key
- Manufactured from borosilicate glass 3.3
- Ground shut-off valve sleeve complete with grooved DURAN® key
- Securing of the tap plug by means of O-ring
- Taper 1:10
- Glass articles for further processing
Products

| Catalog No | Stopcock (NS) | Bore (mm) | Diameter d (mm) | Wall Thickness s (mm) | Quantity | |
|---|---|---|---|---|---|---|
| 286402402 | 10 | 1.5 | 7 | 1.5 | 10 | Find a distributor |
| 286407803 | 29.2 | 10 | 18 | 2.5 | 5 | 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
DURAN® single way stopcocks complete with DURAN® grooved tap plugs are shut-off taps in which the DURAN® grooved tap plug is secured via the O-ring.
Products
Products

| Catalog No | Stopcock (NS) | Bore (mm) | Diameter d (mm) | Wall Thickness s (mm) | Quantity | |
|---|---|---|---|---|---|---|
| 286402402 | 10 | 1.5 | 7 | 1.5 | 10 | Find a distributor |
| 286407803 | 29.2 | 10 | 18 | 2.5 | 5 | 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
DURAN® single way stopcocks complete with DURAN® grooved tap plugs are shut-off taps in which the DURAN® grooved tap plug is secured via the O-ring.
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