Special Features:

Cap is 0.0253 in. Thk 1/2 h brass or copper, hot tin dipped, 0.375 in. Max w, spring is 0.0201 in. Diameter beryllium copper wire coiled to 0.310 in. Max diameter and 2.140 in. O/a lg, 17.5 coils w/1 closed coil ea end, brush is 0.688 in. O/a lg, 0.594 in. Effective lg, 0.373 in. Nom w, 0.248 in. Nom thk, grade national 549

Properties:

A combination of two or more brushes conforming to the item name brush, electrical contact, used as a set in a specific piece of equipment. The individual brushes may be identical or nonidentical. For two or more brushes connected together by a common shunt, pressure bar, etc., see brush, electrical contact. Excludes contact assembly, electrical and contact set (as modified)