The Caleffi NA10119 is a thread adapter with a 1-1/4 in BSP connection.
Product data compiled from Caleffi North America technical documentation. Last reviewed July 2026.
FunctionAdapter
Connection1-1/4 in BSP
Warranty2 Years
Key Features
Thread Transition
Joins the two thread standards/sizes in its name in a single genuine Caleffi fitting.
BSP to North American
Bridges BSP-threaded Caleffi bodies to NPT or sweat North American piping.
Technical Data
| Function | Adapter |
|---|---|
| Description | Adapter 1-1/4 in BSP Male x 1 in Sweat Female |
| Connection type | BSP, Sweat |
| Connection size | 1-1/4 in, 1 in |
Related Products
Caleffi R317061-1/4 in AdapterCaleffi 61215A1 in AdapterCaleffi NA100621 in AdapterCaleffi NA100641 in Adapter
Frequently Asked Questions
What does the Caleffi NA10119 fit?
It is the genuine fitting for the matching Caleffi threaded assembly. Match your host model number and connection size before ordering.
Why does it have BSP threads?
Some Caleffi bodies use BSP (parallel) threads; this fitting bridges them to standard North American NPT or sweat connections.
2-Year Limited Warranty. Backed by Caleffi North America's limited warranty against defects in material and workmanship for two years from date of shipment. See Caleffi's limited warranty for full terms.
- Type:
- Adapter
- Connection Type:
- BSP
- Connection Type:
- Sweat
- Connection Size:
- 1-1/4 in
- Connection Size:
- 1 in