US$ 200.00
Design & Construction Standards:
A model boat steam plant with vertical boiler and twin cylinder oscillating engine
1/4 x 40 TPI suitable for all Miniature Steam 2" Boilers & 3" Vertical Boiler
1/4" Nut (ME)
Total height 140 mm (5
Copy of 4132 Safety Valve for all 2" Boilers & 3" Vertical Boiler Design & Construction Standards:1 4 x 40 TPI suitable for all Miniature Steam 2" Boilers & 3" Vertical Boiler. 0 60 PSI Note: these have simple adjustable spring loaded relief balls surfaces that progressively release pressure when the setting is passed. They are not "pop"valves that trigger at a set pressure.