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National Stock Number:
4730-00-164-4206
Federal Supply Class:
4730
National Item Identification Number:
001644206
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:
| 65307-08109-042 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END | | FLOW ANGLE | 90.0 DEGREES | | LEG LENGTH | 3.440 INCHES NOMINAL 2ND END | | LEG LENGTH | 4.875 INCHES NOMINAL 1ST END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.750 INCHES 1ST END | | NOMINAL THREAD SIZE | 2.250 INCHES ALL ENDS | | SEAT ANGLE | 37.0 DEGREES 1ST END | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3A 1ST END | | THREAD CLASS | 3B 2ND END | | THREAD SERIES DESIGNATOR | UN 1ST END | | THREAD SERIES DESIGNATOR | UNJ 2ND END | | THREAD QUANTITY PER INCH | 12 ALL ENDS |
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