supplies blood to the anterior (front) parts of the scalp, ear, face, neck, and side of the head. Facial artery external maxillary artery supplies blood to the lower region of the face, mouth, and nose.
Axle bushing is an independent plain bearing that is inserted into a housing to provide a bearing surface for rotary applications; this is the most common form of a plain bearing.[8] Common designs include solid (sleeve and flanged), split, and clenched bushings.
Leaf Spring Bushings. HOW TO MEASURE TRAILER LEAF SPRINGS. 1  Match the existing spring according to its shape and type (double eye, slipper-open eye end, slipper-hook end, slipper-flat end, or slipper-radius end), Length and Width.  Count the number of leaves, each layer of spring metal is considered a leaf.