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National Stock Number:
5310-01-467-7997
Federal Supply Class:
5310
National Item Identification Number:
014677997
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:
| 7498-729 | 57574 | VELAN VALVE CORP. | | 7498-729 ITEM N | 57574 | VELAN VALVE CORP. | | 7498-729 ITEM NO 16 - 1B | 57574 | VELAN VALVE CORP. |
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Techincal Specification:
| THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 1.125 INCHES | | THREAD QUANTITY PER INCH | 8 | | THREAD CLASS | 2B | | THREAD TOLERANCE CLASS | 6H INTERNAL | | THREAD PITCH DIAMETERS | 1.0322 TO 1.0416 INCHES | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | CHROMIUM AND | | MOLYBDENUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-194/A-194M,REV B ASSN STD ALL MATERIAL RESPONSES OVERALL | | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.939 INCHES MINIMUM AND | | 0.999 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.631 INCHES MINIMUM AND | | 1.688 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED OR | | FLAT |
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