Special Features:

Steel, aisi 1095 or 4140 or 4340 or 6150 or 8740 or steel, mil-s-8844, class 1; heat treated, mil-h-6875, rockwell scale c, 43.0 min, 46.0 max; magnetic particle inspected, mil-i-6868; cadmium and chromate, mil-c-8837, type 2, class 1; primer, epoxy polyamide; 4.804 in. Lg base; 2.755 in.W; 4.069 in. H; dim. Shown before cadmium, 0.0005 in. Min thk

Properties:

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes items which are primarily designed for dampening shock and/or vibration. Excludes bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; and bracket (1), structural component, aircraft.