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National Stock Number:
4730-00-287-0291
Federal Supply Class:
4730
National Item Identification Number:
002870291
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:
| 13078 | 95201 | NAPCO INTERNATIONAL LLC | | 144682 | 62983 | EATON AEROSPACE, LLC | | 290-2D | 00624 | EATON AEROQUIP LLC | | 720335-2 | 56232 | LOCKHEED MARTIN CORPORATION | | 61-51651-4050 | 89944 | ELBITAMERICA, INC. | | 290-2D | R1120 | SATAIR A/S | | AS4841 | 0U583 | SAE INTERNATIONAL | | AN818-2D | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN818-2D | 14798 | DESIGNED METAL CONNECTIONS INC | | AN818-2D | 32142 | HYDRASEARCH COMPANY, LLC | | 731857-102 | 56232 | LOCKHEED MARTIN CORPORATION | | A818-2D | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN818-2D | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN818-2D | F0222 | SKF AEROSPACE FRANCE | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| LENGTH TO SHOULDER | 0.460 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2014 AND ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 7075 OVERALL | | NOMINAL THREAD SIZE | 0.312 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 0.125 INCHES | | NONDEFINITIVE SPEC/STD DATA | 818-2D PART | | NUT HEIGHT | 0.537 INCHES MINIMUM AND 0.547 INCHES MAXIMUM | | NUT STYLE | TUBE COUPLING | | SMALLEST INSIDE DIAMETER | 0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 24 | | WIDTH ACROSS FLATS | 0.371 INCHES MINIMUM AND 0.378 INCHES MAXIMUM |
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