Your search query on "STEC Other Valves & Manifolds" returned the following results:

[New Other] STEC INC / SEC-7330R / Mass Flow Controller, O2, 5sccm (335343127244)

[New Other] STEC INC / SEC-7340R / MASS FLOW CONTROLLER, H2O, 20sccm (335343686983)

[New Other] STEC INC / SEC-E40 / MASS FLOW CONTROLLER, N2, 300sccm (235513095768)