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National Stock Number:
4730-01-501-2945
Federal Supply Class:
4730
National Item Identification Number:
015012945
Description:
NUT,TUBE COUPLING
Detail:
AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.
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Manufacturer Information:
| MS21921-24W | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| LENGTH TO SHOULDER | 0.562 INCHES MINIMUM | | MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | NOMINAL THREAD SIZE | 1.875 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 1.500 INCHES | | NUT HEIGHT | 1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM | | NUT STYLE | TUBE COUPLING | | SEAT ANGLE | 45.00 DEGREES NOMINAL | | SMALLEST INSIDE DIAMETER | 1.721 INCHES MINIMUM AND 1.741 INCHES MAXIMUM | | SPECIAL FEATURES | NHA P/N 17P6J4960-517; T.O. 1C-17A-4-49, FIG. 138, INDEX 73. | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) | | WIDTH ACROSS FLATS | 2.230 INCHES MINIMUM AND 2.270 INCHES MAXIMUM |
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