| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 5305-00-053-8081
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 000538081
 
 Description:
 SCREW,CAP,SOCKET HEAD
 
 Detail:
 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
 |  
		                        | 
 Manufacturer Information:
 
 | MS24677-112 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |  | MS24677-112 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 
 |  
					            | 
 Techincal Specification:
 
 | NOMINAL THREAD DIAMETER | 0.500 INCHES |  | THREAD QUANTITY PER INCH | 13 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 1.500 INCHES MINIMUM |  | FASTENER LENGTH | 4.469 INCHES MINIMUM AND |  |  | 4.531 INCHES MAXIMUM |  | MATERIAL | STEEL OVERALL |  | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND |  |  | 43.0 ROCKWELL C MAXIMUM OVERALL |  | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |  | MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.735 INCHES MINIMUM AND |  |  | 0.750 INCHES MAXIMUM |  | HEAD HEIGHT | 0.492 INCHES MINIMUM AND |  |  | 0.500 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM AND |  |  | 0.379 INCHES MAXIMUM |  | HOLE CONFIGURATION STYLE | ROUND |  | HOLE TYPE | DRILLED |  | HOLE QUANTITY | 6 |  | HOLE DIAMETER | 0.062 INCHES NOMINAL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | 
 |  |