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National Stock Number:
4730-01-254-9841
Federal Supply Class:
4730
National Item Identification Number:
012549841
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:
| MS21921-4D | 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 | 0.547 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2014 OVERALL | | NOMINAL THREAD SIZE | 0.437 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES | | NUT STYLE | TUBE COUPLING | | NUT HEIGHT | 0.719 INCHES NOMINAL | | SMALLEST INSIDE DIAMETER | 0.300 INCHES NOMINAL | | SEAT ANGLE | 45.0 DEGREES NOMINAL | | WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL | | SPECIFICATION/STANDARD DATA | 96906-MS21921 GOVERNMENT STANDARD | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 20 |
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