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National Stock Number:
4730-01-355-5906
Federal Supply Class:
4730
National Item Identification Number:
013555906
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:
| 12563255 | 06085 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 12563255 | 076M6 | AMZ ALABAMA INC. | | 12563255 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | MATERIAL | ALUMINUM ALLOY 6061 OR | | ALUMINUM ALLOY 5083 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/8 FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-A-250/6 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PAINT OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-22750 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | NOMINAL THREAD SIZE | 0.875 INCHES 1ST END | | 0.750 INCHES 2ND END | | THREAD CLASS | 3B 1ST END | | LEG LENGTH | 3.250 INCHES NOMINAL 1ST END | | 1.250 INCHES NOMINAL 2ND END | | FLOW ANGLE | 90.0 DEGREES | | SPECIAL FEATURES | 2 0.435 IN. ID MTG HOLES 1.750 IN. C TO C |
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