Spindelkap t.b.v. afsluiter:
Spindelkap = Uitwendig vierkant verloop
DN25-50 = VK18-13 mm
DN40-50 = VK23-14 mm
DN65-80 = VK23-17 mm
DN100 = VK23-19 mm
DN125-150 = VK23-19 mm
DN200 = VK23-24 mm
DN250-300 = VK27-23 mm
DN350-500 = VK32-26 mm
DN450-600 = VK30-30 mm
