Specification. Carbon brushes (parallel-sided) for use on commutator and slip-ring machines
Carbon, graphite and metal-graphite brushes for d.c. and a.c. machines. Dimensions and tolerances; details of flexible leads, terminal shoes.
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BS 4727-1:Group 07:1991
Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms common to power, telecommunications and electronics, Magnetic materials and components
General requirements for rotating electrical machines, Specification for dimensions of brushes and brush-holders for electrical machinery
Specification for silicon-iron strip-wound cores for use in transformers and inductors for telecommunications and electronic equipment
Specification for toroidal strip-wound cores made of magnetically soft material