Specification for aluminium alloy, mushroom-headed, slotted drive, bolts (unified thread) Ingestion-build-50790 supplied condition

supplied condition

PD IEC TR 62059-21 covers a wide range of static electricity metering equipment from simple time switches to complex multi-energy and multi-tariff meters

Research and development facilities

Designers of radiation pyrometers

overhead power lines with a nominal voltage greater than 1 000 V

Specification for aluminium alloy, mushroom-headed, slotted drive, bolts (unified thread) Ingestion-build-50790 supplied condition1 Scope This British Standard specifies materials and manufacture, dimensions, protective treatment and quality assurance requirements for aluminium alloy, mushroom headed, slotted, drive bolts with unified threads. NOTE The latest edition of an Aerospace Series standard is indicated by a prefix number.