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National Stock Number:
4730-00-831-5286
Federal Supply Class:
4730
National Item Identification Number:
008315286
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:
| 769779-3 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS SECOND END | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION STYLE | GASKET SEAL (BOSS) SECOND END | | FLOW ANGLE | 20.0 DEGREES | | LEG LENGTH | 1.253 INCHES NOMINAL FIRST END | | LEG LENGTH | 0.870 INCHES NOMINAL SECOND END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.438 INCHES SECOND END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3B SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END |
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