| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 5310-01-569-7039
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 015697039
 
 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.)
 |  
		                        | 
 Manufacturer Information:
 
 | 93827A216 | 39428 | MCMASTER-CARR SUPPLY CO | 
 |  
					            | 
 Techincal Specification:
 
 | BEARING SURFACE TYPE | FLAT |  | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEXAGON NUT |  | MATERIAL | STEEL OVERALL |  | NOMINAL THREAD SIZE | 0.250 INCHES |  | NUT HEIGHT | 0.219 INCHES NOMINAL |  | NUT STYLE | HEXAGON |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD QUANTITY PER INCH | 28 |  | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |  | WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL | 
 |  |