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National Stock Number:
4730-00-857-5000
Federal Supply Class:
4730
National Item Identification Number:
008575000
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:
| 727289-1 | 52930 | NELSON AERO SPACE, INC. | | 727289-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | STEEL COMP 303SE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 TY 303SE FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | THREADED EXTERNAL BOSS 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | DOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) 2ND END | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | THREAD CLASS | 3A ALL ENDS | | LEG LENGTH | 0.756 INCHES NOMINAL 1ST END | | 1.566 INCHES NOMINAL 2ND END | | FLOW ANGLE | 45.0 DEGREES |
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