Microcosm P6 Brass Check Valve 1/4"x40TPI & 3.5mm Pipe Compatible with Steam Engine Boilers. Color: Brass. Material: Brass. Valve Body Length: 33 mm (1.30in).
P6 Brass Check Valve – 1/4" x 40 TPI for Live Steam Boilers
P6 Brass Check Valve 1/4"x40TPI M6x0.75 for 3.5mm Pipe Steam Model
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Microcosm P60 Brass Flyball Governor for Steam Engines with 1/4-40 TPI Thread
