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		                        | National Stock Number:
 4730-00-408-0998
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 004080998
 
 Description:
 ELBOW,TUBE TO BOSS
 
 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:
 
 | AS1008 | 0U583 | SAE INTERNATIONAL |  | AS1008 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |  | AS1008D0402 | 0U583 | SAE INTERNATIONAL |  | ER833D0402 | 50948 | PARKER HANNIFIN CORP STRATOFLEX DIV AIRCRAFT FITTINGS OPN |  | AS1008D402 | 52930 | NELSON AERO SPACE, INC. |  | AS1008D0402 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |  | SAE-AS18280 | 0U583 | SAE INTERNATIONAL |  | ER833D0402 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | 
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 Techincal Specification:
 
 | MATERIAL | ALUMINUM ALLOY 2014 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | 2014,T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | ANODIZE OVERALL |  | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |  | CONNECTION STYLE | FLARELESS (TUBE) ALL ENDS |  | SEAT ANGLE | 12.0 DEGREES ALL ENDS |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |  |  | 0.125 INCHES 2ND END |  | THREAD SERIES DESIGNATOR | UNF ALL ENDS |  |  | UNF 1ST END BULKHEAD |  | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |  |  | 0.312 INCHES 2ND END |  |  | 0.438 INCHES 1ST END BULKHEAD |  | THREAD CLASS | 3A ALL ENDS |  |  | 3A 1ST END BULKHEAD |  | LEG LENGTH | 1.523 INCHES NOMINAL 1ST END |  |  | 0.883 INCHES NOMINAL 2ND END |  | FLOW ANGLE | 90.0 DEGREES | 
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