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National Stock Number:
4730-00-287-0271
Federal Supply Class:
4730
National Item Identification Number:
002870271
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:
| 290-200 | 00624 | EATON AEROQUIP LLC | | 290-20D | 00624 | EATON AEROQUIP LLC | | 8176567 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 720335-20 | 56232 | LOCKHEED MARTIN CORPORATION | | 731857-120 | 56232 | LOCKHEED MARTIN CORPORATION | | AN818 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4841 | 0U583 | SAE INTERNATIONAL | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL | | AN818-20D | 14798 | DESIGNED METAL CONNECTIONS INC | | C8176560 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | AN818-20D | 32142 | HYDRASEARCH COMPANY, LLC | | AN818-20D | 71563 | COLLINS ENGINEERING CORP | | MILF5509A | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | AN818-20D | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| FABRICATION METHOD | MACHINED | | LENGTH TO SHOULDER | 1.017 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/4,TP T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2014 OVERALL | | NOMINAL THREAD SIZE | 1.625 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES | | NUT HEIGHT | 1.219 INCHES NOMINAL | | NUT STYLE | TUBE COUPLING | | SMALLEST INSIDE DIAMETER | 1.347 INCHES MINIMUM AND 1.350 INCHES MAXIMUM | | SPECIAL FEATURES | GRUMMAN A-10 AIRCRAFT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UN | | THREAD QUANTITY PER INCH | 12 | | WIDTH ACROSS FLATS | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM |
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