Swagelok part # 20VM4-S4-A is equivalent to
DK-Lok part # VB16A-MD-4N4T-A
View technical specifications for part # VB16A-MD-4N4T-A in our online catalogue.
Rigorous quality assurance inspections and testing confirm that DK-Lok is fully interchangeable and intermixable with Swagelok.