Patent ID: 8277176

Claim:
A turbomachine exhaust case comprising: an annular groove perforated with an orifice; and a drain mounted in the orifice, formed by a tubular cylindrical body, for discharging liquids retained in the groove, wherein the drain comprises a skirt, formed at a first end of the cylindrical body and crimped into the orifice in the groove of the case, for fastening the drain to the case, wherein the orifice comprises, at a first end, a cylindrical portion connected by an internal rim to a frustoconical portion at a second end of the orifice, the skirt of the drain being applied to the internal rim and the frustoconical portion after crimping, and wherein the drain presents an annular rim at a first end of the skirt, the annular rim of the drain abuts a recess between the cylindrical portion and the internal rim of the orifice, and an external surface of the skirt abuts an internal surface of the internal rim and the frustoconical portion of the orifice after crimping.