For any jeweler or watchmaker who owns a Reimer Steamer, Esslinger has the replacement parts you need to keep your steamer running in top condition for years. This part is the spacer for the gauge glass valve. Keep using your Steamer for years after the original tightening knob breaks. This handwheel is listed as factory # 05111.
See Reimer's Inc. website for steamer manuals to identify correct parts for your steamer.