Product Name: ASTM A182 F304L Full Coupling
Material: Stainless Steel ASTM A182 F304L
Size: 1/2 Inch, DN15
Pressure: Class 3000 LB
End Connection: NPT Ends
Source: https://www.landeepipefitting.com/astm-a182-f304l-full-coupling-1-2-inch-3000-lb-npt-ends.html