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National Stock Number:
4730-00-720-0271
Federal Supply Class:
4730
National Item Identification Number:
007200271
Description:
CROSS,BOSS
Detail:
A FITTING HAVING FOUR BRANCHES IN THE SAME PLANE WHOSE AXES FORM RIGHT ANGLES. THE BOSS CONNECTIONS FOR ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE, HAVE INTERNAL OR EXTERNAL 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 INLET(S). EXCLUDES CROSS, TUBE.
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Manufacturer Information:
| AN937C4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4875 | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MIL-F-5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | LEG LENGTH | 0.750 INCHES NOMINAL ALL ENDS | | MATERIAL | STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 347 OVERALL | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | SPECIFICATION/STANDARD DATA | 88044-AN937 GOVERNMENT STANDARD AND 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
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