SCREW
P/N 221118
PN AN520-5R6
PN FFS92TYPE1STYLE15
NSN 5305 00 151 1370
MFG GENERAL MOTORS
 
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                            2A                                               
THREAD DIRECTION                        RIGHT-HAND                                       
THREAD LENGTH                           0.330 INCHES MINIMUM AND 0.375 INCHES MAXIMUM    
FASTENER LENGTH                         0.375 INCHES NOMINAL                             
HEAD STYLE                              ROUND                                             
HEAD DIAMETER                           0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM    
HEAD HEIGHT                             0.095 INCHES MAXIMUM                             
INTERNAL DRIVE STYLE                    CROSS RECESS TYPE 1                              
NOMINAL THREAD DIAMETER                 0.125 INCHES                                     
THREAD QUANTITY PER INCH                44                                               
MINIMUM TENSILE STRENGTH                55000 POUNDS PER SQUARE INCH                     
SCREW MATERIAL                          STEEL OR STEEL COMP 1010                         
SCREW MATERIAL DOCUMENT AND             QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR       
CLASSIFICATION                          QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR       
                                        QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE          
SCREW SURFACE TREATMENT                 CADMIUM                                          
SCREW SURFACE TREATMENT                 QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT     
DOCUMENT AND CLASSIFICATION             RESPONSE                                         
MANUFACTURERS CODE                      81348                                             
NON-DEFINITIVE GOVERNMENT               AN520-5R6                                        
SPEC/STD REFERENCE                                                                       
NON-DEFINITIVE GOVERNMENT               FFS92TYPE1STYLE1S                                 
SPEC/STD REFERENCE                                                                       
SPEC/STD CONTROLLING DATA               88044                                            
MANUFACTURERS CODE                                                                        
THREAD SERIES DESIGNATOR                UNF                                              
DEPARTURE FROM CITED                    AS MODIFIED BY INTERNAL DRIVE STYLE AND LOCATION