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Tornillo
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Angle cock, английский
A pneumatic isolating cock used on railway vehicles to shut off and/or drain air pipes (hoses) between vehicles. they are normally positioned at vehicle ends to allow the inter-connecting hoses to be isolated and drained of air before being uncoupled. brake pipe angle cocks do not have bleed holes to drain hoses.
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Hand brake ratchet, английский
Tope del bloque de impacto, испанский
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