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Design Improvements
DETAILS
SERIAL No.
INFORMATION
Improvements to illumination unit 0442
Changes to constant drag and labyrinths 0526
Constant drag sealing ring improved 0597
Improvements to drag system 1615
Improvements to balance spring assembly 1865
Stainless steel pan drag bell crank 1913
Introduction of static-friction brake shafts 4488
Changes to outrigger to improve stop pin engagement 6392