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National Stock Number:
5310-01-440-8155
Federal Supply Class:
5310
National Item Identification Number:
014408155
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:
| 70700-77533-103 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | HARDNESS RATING | 56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL NUT | | NOMINAL THREAD SIZE | 1.000 INCHES | | NUT HEIGHT | 1.653 INCHES MINIMUM AND 1.732 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES | UN | | WIDTH ACROSS FLATS | 1.450 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
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