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		                        | National Stock Number:
 4730-01-570-8963
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 015708963
 
 Description:
 ELBOW,TUBE TO BOSS
 
 Detail:
 A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting 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. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.
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 Manufacturer Information:
 
 | 1643972 | 5X050 | CRYSTEEL MANUFACTURING, INC |  | 405555 | 5X050 | CRYSTEEL MANUFACTURING, INC | 
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 Techincal Specification:
 
 | MATERIAL | STEEL OVERALL |  | NOMINAL LENGTH | 1.310 INCHES 1ST END |  |  | 1.970 INCHES 2ND END |  | SPECIAL FEATURES | INSIDE DIAMETER 0.484 INCHES, BOTH OPENINGS |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER 1 ORSM X 7/8 ORBM 90 DEGREES | 
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