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National Stock Number:
5310-99-702-2245
Federal Supply Class:
5310
National Item Identification Number:
997022245
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:
| BS1981 | K7766 | BRITISH STANDARDS INSTITUTION | | SPE309 | K0378 | ROLLS-ROYCE PLC | | SPE309-D | K0378 | ROLLS-ROYCE PLC |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | HARDNESS RATING | NOT RATED | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.190 INCHES | | NUT HEIGHT | 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEFSTAN 03-11 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES | UNF |
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