FIELD: railway transport; railway vehicle brake system. SUBSTANCE: proposed angle cock is used to overlap main air lines of separate units of railway trains. Angle cock has housing with inlet hole with rigidly fitted in inlet union, shutoff member drive and shutoff member extreme position stops. Shutoff member drive spindle has sealing members. Handle has shutoff member extreme position locks. Shutoff member is made in form of ball turnable plug provided with through curvilinear channel and installed with resting on opposite ring seals with provision of adequate tightness. EFFECT: simplified design, reliability in operation, convenience in use and ease of servicing. 15 cl, 5 dwg
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