| 
                                    
                                 | 
                             
                            
                                
                                     
                                 | 
                             
		                    
		                        
		                             National Stock Number: 5305-01-080-4963
  Federal Supply Class: 5305
  National Item Identification Number: 010804963
  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:
 | NAS1190E4P6 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |   
		                         | 
		                     
				            
					            
						            
  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNJF |  | NOMINAL THREAD DIAMETER | 0.250 INCHES |  | THREAD QUANTITY PER INCH | 28 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.273 INCHES MINIMUM AND |   | 0.375 INCHES MAXIMUM |  | FASTENER LENGTH | 0.344 INCHES MINIMUM AND |   | 0.375 INCHES MAXIMUM |  | MATERIAL | PLASTIC LOCKING FEATURE |   | IRON ALLOY 660 FASTENER |  | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |  | HEAD STYLE | PAN |  | HEAD DIAMETER | 0.473 INCHES MINIMUM AND |   | 0.492 INCHES MAXIMUM |  | HEAD HEIGHT | 0.162 INCHES MINIMUM AND |   | 0.175 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |  | LOCKING FEATURE | PATCH OR |   | PELLET OR |   | STRIP THREADS |  | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |   | 32.0 MICROINCHES THREADS |  | SPECIFICATION/STANDARD DATA | 80205-NAS1190 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |   
					             | 
				             
		                 
		             |