Threaded Fitting Brass Reducer 1 1/2" M x 1 1/4" F
LUAS SEACHADTA 
ARDCHAIGHDE 
SÁBHÁILTEACHT6 díolta sa dheireanach 24 uaireanta
Brass threaded fittings in various designs
High-quality design for installation in various areas in heating and installation as well as in cold and hot water pipes and heating systems.
Suitable for installers, DIY enthusiasts, and handymen.
Product features:
- CW617N brass according to Drinking Water Ordinance 50930-6
- Suitable for sanitary, heating, air conditioning, and solar technology
- For cold water and hot water (not suitable for saltwater and chlorinated water)
- Suitable for liquid and gaseous media
- Also suitable for vacuum applications
- For pressure ranges up to 16 bar
- Rust-free and corrosion-resistant
- Durable
IG = internal thread
AG = external thread
" = inch
1" IG x 2" AG = 1 inch internal thread x 2 inch external thread
To seal the threads, you additionally need a sealing tape or sealing hemp.
Thread type:
The threads of all pipe fittings are manufactured according to the common standards ISO 7-1/EN 10226-1 (internal and external threads) as well as ISO 228-1 (union nuts of the fittings). The external threads are conical/tapered. The internal threads are parallel/cylindrical. All threads are specified in inches as standard. The threads are sealed with a suitable thread sealing material such as PTFE thread sealing tape or sealing hemp.
| Whitworth pipe threads for threaded pipes and fittings | ||||
|
Thread in inches |
External thread in mm |
Internal thread / core diameter in mm |
Threads per inch |
Pitch in mm |
| 1/4" | 13.157 | 11.445 | 19 | 1.337 |
| 3/8" | 16.662 | 14.95 | 19 | 1.337 |
| 1/2" | 20.955 | 18.631 | 14 | 1.814 |
| 3/4" | 26.441 | 24.117 | 14 | 1.814 |
| 1" | 33.249 | 30.291 | 11 | 2.309 |
| 1 1/4" | 41.91 | 38.952 | 11 | 2.309 |
| 1 1/2" | 47.803 | 44.845 | 11 | 2.309 |
| 2" | 59.614 | 56.656 | 11 | 2.309 |
Drinking water suitability:
Our brass fittings are listed in the UBA list (UBA = Federal Environment Agency) for drinking water-suitable materials in drinking water installations and can therefore be used for drinking water supply.