Undo Spring Sigilla Mechanica

WM7N aqua Pump Shaft Sigillum Substitutio Aquilae Burgmann M7N Mechanica Sigillum
WM74D Duplex facies sigilla mechanica cum Multi-fontibus aequipollentibus Burgmanni typus M74D
WH7N O-Ringi Component sigilla mechanica, substitutio Aquilae Burgmanni H7N .
W1677 Sinusoidalis unda fontis et 'O'-Ring conscendit Mechanicum Sigillum repone Vulcani typus 1677
WHJ92N Wave Spring Mechanical Sigilla Replacement For Burgmann HJ92N