SCREW MACHINE
P/N NAS8101U16
NSN 5305-01-262-7872
MFG NATIONAL AEROSPACE STANDARDS
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
ITEM NAME:   SCREW,MACHINE
DEFINITION:  An externally threaded fastener whose threaded portion is of one
             nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be
             held or driven with either a wrench or an inserted driver or both
             (excluding internal socket or internal multiple spline types), in
             sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have
             a head designed for any type inserted driver (excluding internal
             socket or internal multiple spline types), but may also be designed
             for external wrenching. A locking feature may be incorporated in the
             design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY
             RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED
             WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL
             WRENCHING; and SCREW, CAP SOCKET HEAD.
            
 
CHARACTERISTIC                          VALUE
THREAD CLASS                            3A                                               
THREAD DIRECTION                        RIGHT-HAND                                       
THREAD LENGTH                           0.848 INCHES MINIMUM AND 0.940 INCHES MAXIMUM    
FASTENER LENGTH                         0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM    
HEAD STYLE                              PAN                                              
HEAD DIAMETER                           0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM    
HEAD HEIGHT                             0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM    
INTERNAL DRIVE STYLE                    CROSS RECESS TYPE 1                              
NOMINAL THREAD DIAMETER                 0.138 INCHES                                      
THREAD QUANTITY PER INCH                32                                               
MINIMUM TENSILE STRENGTH                160000 POUNDS PER SQUARE INCH                    
HARDNESS RATING                         36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C      
                                        MAXIMUM                                          
SCREW MATERIAL                          IRON ALLOY 660                                   
SCREW MATERIAL DOCUMENT AND             AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS
CLASSIFICATION                          5737 ASSN STD SINGLE MATERIAL RESPONSE           
SCREW SURFACE TREATMENT                 PASSIVATE                                        
SCREW SURFACE TREATMENT                 QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE       
DOCUMENT AND CLASSIFICATION                                                              
THREAD SERIES DESIGNATOR                UNJF                                             
SPECIFICATION/STANDARD DATA             80205-NAS8101 PROFESSIONAL/INDUSTRIAL ASSOCIATION
                                        STANDARD