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		                        | National Stock Number:
 4730-00-219-3271
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 002193271
 
 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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 Manufacturer Information:
 
 | 2356153 | 18355 | THE BOEING COMPANY |  | 2356153 | 88277 | THE BOEING COMPANY | 
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 Techincal Specification:
 
 | CONNECTION STYLE | FLARED (TUBE) FIRST END |  | CONNECTION STYLE | PLAIN (PIPE) SECOND END |  | CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END |  | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END |  | FLOW ANGLE | 55.0 DEGREES |  | LEG LENGTH | 1.125 INCHES NOMINAL FIRST END |  | LEG LENGTH | 1.000 INCHES NOMINAL SECOND END |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.562 INCHES FIRST END |  | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES SECOND END |  | NOMINAL THREAD SIZE | 0.500 INCHES SECOND END |  | NOMINAL THREAD SIZE | 0.562 INCHES FIRST END |  | SEAT ANGLE | 37.0 DEGREES FIRST END |  | THREAD QUANTITY PER INCH | 18 FIRST END |  | THREAD SERIES DESIGNATOR | ANPT SECOND END |  | THREAD SERIES DESIGNATOR | UNS FIRST END | 
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