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Контекст:
Automatic mechanical coupler head, SA3
Centre section, Regenerative damper for buff stroke 80 mm and ring spring for draft stroke 21 mm Pivot anchor, spherical Bearing +/- 5 mm stoke and Deformation Unit Anchor with 120 mm stroke Vertical support based on that the car underframe have a frame where this support is resting on Centring device, a coil cylinder that have an attachment in the underframe

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