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Equipment lettering 1 123 PlP2
Sketching 8082 159178
Conventional descriptive geometry 122 277280 P44
3rd angle adjacent view angle assembly axis base bill of materials butt joint cast iron centerlines circle clearance collar Course Data Date curve cutting plane cylinder Data Date Drawn detail drawings dimensions distance Draw the top drilled edge view elbow elements ellipse end view face fastened flange front and top front view frontal plane frustum generatrix head helicoid helix hexagonal horizontal plane intersection isometric joint lap joint leftside views Letter lines perpendicular located machine method normal view object oblique orthographic parallel pencil perpendicular perspective picture plane pipe pitch plane ABC plate prism radius rays reference line representation right cone rightside views rivets screw threads set screw shade shadow shaft sheet showing invisible lines shown in Fig side view sketch specified surface tangent thread tion top and front top view triangle true length truss upper USS gage vertical welded