National Stock Number: 4730-01-440-6626
  Federal Supply Class: 4730
  National Item Identification Number: 014406626
  Description: ELBOW,PIPE TO TUBE
  Detail: A fitting that forms an angle of less than 180 degrees (3.142 radians) from the straight flow. One connecting end has standard pipe threads, or is unthreaded and designed to accommodate a pipe. The other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also ELBOW, PIPE; ELBOW, TUBE; and CONNECTOR, MULTIPLE, FLUID PRESSURE LINE. 
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