Product Name: Stainless Steel Threadolet
Type: Thread-O-Let
Material: ASTM A182 F316L, Stainless Steel
Size: 1-1/2 * 1 Inch, DN40 * DN25
Pressure Rating: Class 3000 LB
End Connection: NPT Threaded
Application: High Pressure
Source: https://www.landeepipefitting.com/stainless-steel-threadolet-a182-f316l-1-1-2-1-in-cl3000.html