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National Stock Number:
4730-00-314-7679
Federal Supply Class:
4730
National Item Identification Number:
003147679
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:
| AN818-L4J | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN818L4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN818L4J | 00624 | EATON AEROQUIP LLC | | AN818L4J | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN818L4J | 14728 | PRECISION FORM RIVET INC | | AN818L4J | 22995 | CROWN FITTING CO INC | | AS4841 | 0U583 | SAE INTERNATIONAL | | SAE-AS4841 | 0U583 | SAE INTERNATIONAL | | GN10FA | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | GN10FF | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | GN10FF4C | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | AN818L4J | 34724 | ACRA AEROSPACE INC | | AN818L4J | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| FABRICATION METHOD | MACHINED | | LENGTH TO SHOULDER | 0.532 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES | | NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES | | NUT HEIGHT | 0.604 INCHES MINIMUM AND 0.636 INCHES MAXIMUM | | NUT STYLE | TUBE COUPLING | | SPECIAL FEATURES | 2 LOCKWIRE HOLES | | SMALLEST INSIDE DIAMETER | 0.305 INCHES MINIMUM AND 0.308 INCHES MAXIMUM | | SPECIFICATION/STANDARD DATA | 88044-AN818 GOVERNMENT STANDARD | | WIDTH ACROSS FLATS | 0.563 INCHES NOMINAL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3B | | THREAD SERIES | UNJF | | THREAD QUANTITY PER INCH | 20 |
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