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National Stock Number:
4730-01-175-7082
Federal Supply Class:
4730
National Item Identification Number:
011757082
Description:
COUPLING HALF,SELF-SEALING
Detail:
A FLUID LINE FITTING HAVING A PIPE, TUBE OR HOSE CONNECTION OR A THROUGH HOLE TO ACCOMMODATE A BOLT, FLUID PASSAGE ON ONE END. THE OTHER END MUST HAVE AN EXTERNAL OR INTERNAL THREAD FOR CONNECTING A MATING PART TO FORM A SELF-SEALING COUPLING ASSEMBLY. THE FITTING HAS EITHER A SELF-SEALING FEATURE FOR THE PURPOSE OF AUTOMATICALLY SHUTTING OFF THE FLOW OF FLUID WHEN DISCONNECTED FROM ITS MATING HALF, OR, IF IT HAS NO SELF-SEALING FEATURE, IS SPECIFICALLY DESIGNED TO MATE WITH A FITTING WITH A SELF-SEALING FEATURE. FOR SELF-SEALING FITTINGS WITH A QUICK DISCONNECT END, SEE COUPLING HALF, QUICK DISCONNECT. FOR FLUID LINE FITTINGS WITHOUT A SELF-SEALING FEATURE, SEE COUPLING (AS MODIFIED).
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Manufacturer Information:
| 2670-57 ITEM 19 | 43689 | HUNTINGTON INGALLS INC | | 503-4556027 | 43689 | HUNTINGTON INGALLS INC | | 5400-S2-4 | 01276 | EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION | | CONNECTION STYLE | FLARED ALL ENDS | | FEATURES PROVIDED | SELF-SEALING | | MATERIAL | STEEL BODY | | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | SEAT ANGLE | 37.0 DEGREES | | SPECIAL FEATURES | FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY | | STYLE DESIGNATOR | MALE COUPLING HALF | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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