4210-01-087-9439 RACK,GUIDE Index 4730-01-087-9441 RESTRICTOR,FLUID FLOW

National Stock Number:
4730-01-087-9440

Federal Supply Class:
4730

National Item Identification Number:
010879440

Description:
ELBOW,PIPE TO BOSS

Detail:
A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. One connecting end has standard pipe threads, or is unthreaded and designed to accommodate a pipe. 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 pipe or pipe fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like. See also ELBOW, PIPE; and ELBOW, PIPE TO TUBE. Excludes CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.


Manufacturer Information:
17-97-538896169ELECTRIC BOAT CORPORATION
2621-021-02ASSY4796169ELECTRIC BOAT CORPORATION


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION TYPEUNTHREADED INTERNAL PIPE 1ST END
CONNECTION STYLEDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) 2ND END
CONNECTION STYLESOCKET BRAZING RING (PIPE) 1ST END
FLOW ANGLE90.0 DEGREES
FURNISHED ITEMS AND QUANTITY1 JAM NUT AND 1 FLAT WASHER AND 2 PREFORMED PACKING
LEG LENGTH2.560 INCHES NOMINAL 1ST END
LEG LENGTH1.440 INCHES NOMINAL 2ND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALY D5 FED SPEC SINGLE MATERIAL RESPONSE TAILPIECE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CONDA FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY TAILPIECE
MATERIALNICKEL ALLOY NUT
PIPE WALL THICKNESS DESIGNATION FOR WHICH DESIGNEDSCHEDULE 40 1ST END
MATERIALSTEEL COMP 304 OVERALL
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL THREAD SIZE0.875 INCHES 2ND END
THREAD CLASS2A 2ND END
THREAD QUANTITY PER INCH14 2ND END
THREAD SERIES DESIGNATORUNF 2ND END
UNION JOINT LOCATIONFIRST END


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