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National Stock Number:
4730-00-910-3503
Federal Supply Class:
4730
National Item Identification Number:
009103503
Description:
ELBOW,BOSS
Detail:
A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. THE BOSS CONNECTIONS HAVE EXTERNAL AND/OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND ARE 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 JOIN TWO BOSSES OR BOSS FITTINGS ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES ELBOW, TUBE.
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Manufacturer Information:
| 15002-2 | 90526 | CLIPPARD INSTRUMENT LABORATORY INC | | ST57D74 | 04236 | LOCKHEED MARTIN CORP | | ST57D74-2 | 04236 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | THREADED EXTERNAL BOSS 2ND END | | MATERIAL | COPPER ALLOY OVERALL | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | UNF 2ND END | | NOMINAL THREAD SIZE | 0.190 INCHES 1ST END | | 0.190 INCHES 2ND END | | THREAD CLASS | 3B 1ST END | | 3A 2ND END | | LEG LENGTH | 0.468 INCHES NOMINAL 1ST END | | 0.187 INCHES NOMINAL 2ND END | | FLOW ANGLE | 90.0 DEGREES | | FURNISHED ITEMS AND QUANTITY | 1 GASKET | | FSC APPLICATION DATA | NONN | | SPECIAL FEATURES | 2ND END THD DIRECTION R/H | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 90526 | | DESIGN CONTROL REFERENCE | 15002-2 |
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