We don't have the means to test it.

Regulator - Swagelok KHF1DFH818A20000

Rated 100 psi input max, 0-25 psi output

Stainless fittings.

Input gauge is Ashcroft 0-300 psi

Output gauge is McDaniel Controls 0-60 psi, oil filled, plug intact

Regulator feels smooth