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National Stock Number:
5310-01-557-7519
Federal Supply Class:
5310
National Item Identification Number:
015577519
Description:
NUT,PLAIN,HEXAGON
Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| BACN11U22CD2N | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD SIZE | 1.375 INCHES | | NUT HEIGHT | 0.312 INCHES NOMINAL | | NUT STYLE | HEXAGON | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) | | WIDTH ACROSS FLATS | 1.851 INCHES MINIMUM AND 1.877 INCHES MAXIMUM |
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