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National Stock Number:
4730-01-071-8842
Federal Supply Class:
4730
National Item Identification Number:
010718842
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:
| ST7M474 | 76301 | THE BOEING COMPANY | | ST7M474C4 | 22995 | CROWN FITTING CO INC | | ST7M474C4 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL BOSS 2ND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | FURNISHED ITEMS AND QUANTITY | 1 PREFORMED PACKING AND 1 TUBE COUPLING NUT W/SLEEVE | | FLOW ANGLE | 90.0 DEGREES | | LEG LENGTH | 0.890 INCHES NOMINAL 1ST END | | LEG LENGTH | 1.030 INCHES NOMINAL 2ND END | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.438 INCHES 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SPECIAL FEATURES | NUT TO BE DRILLED FOR LOCKWIRE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A 1ST END | | THREAD CLASS | 2A 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | THREAD SERIES DESIGNATOR | UNF 2ND END |
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