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		                             National Stock Number: 4730-00-189-3003
  Federal Supply Class: 4730
  National Item Identification Number: 001893003
  Description: ELBOW,TUBE
  Detail: A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have 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 and CONNECTOR, MULTIPLE, FLUID PRESSURE LINE. 
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  Manufacturer Information:
 | 811ET8D | 88041 | AIR CORPS STANDARDS UNDER CUSTODIANISHIP OF THE AIR FORCE |  | 9500X8D | 79470 | DANA CORP WEATHERHEAD DIV |   
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  Techincal Specification:
 | CONNECTION STYLE | FLARED (TUBE) FIRST END |  | CONNECTION STYLE | FLARED (TUBE) SECOND END |  | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END |  | CONNECTION TYPE | THREADED EXTERNAL TUBE SECOND END |  | FLOW ANGLE | 90.0 DEGREES |  | LEG LENGTH | 1.063 INCHES NOMINAL FIRST END |  | MATERIAL | ALUMINUM ALLOY OVERALL |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES SECOND END |  | NOMINAL THREAD SIZE | 0.750 INCHES FIRST END |  | NOMINAL THREAD SIZE | 0.750 INCHES SECOND END |  | SEAT ANGLE | 30.0 DEGREES FIRST END |  | SEAT ANGLE | 30.0 DEGREES SECOND END |  | SURFACE TREATMENT | ANODIZE INSIDE |  | SURFACE TREATMENT | ANODIZE OUTSIDE |  | THREAD CLASS | 3A FIRST END |  | THREAD CLASS | 3A SECOND END |  | THREAD QUANTITY PER INCH | 18 FIRST END |  | THREAD QUANTITY PER INCH | 18 SECOND END |  | THREAD SERIES DESIGNATOR | UNS FIRST END |  | THREAD SERIES DESIGNATOR | UNS SECOND END |   
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