Portuguese translation: anel de retenção do vedante do obturador
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English to Portuguese translations [PRO] Tech/Engineering - Mechanics / Mech Engineering
English term or phrase:facing ring
Mais uma dificuldade. O contexto é:
"Seating or facing rings are to be renewable. An arrow showing direction of flow is to be visible from outside and cast integral with the valve housing."
Trata-se de válvulas de retenção (check valves)