BOLT
PN P238
PN E140PC46
PN E139PC46
PN E151PC46
PN E152PC46
PN 5306002735524
NSN 5306 00 273 5524
MFG CLARK RELIANCE CORP

 

NEW GOV SURPLUS

SUPPLIER CAGE CODE 03EF7

 

ITEM NAME:   BOLT,MACHINE

DEFINITION:  An externally threaded fastener designed for insertion through holes

             in assembled parts and normally intended to be tightened or released

             by torquing a nut.  The threaded and unthreaded portions are both of

             one nominal diameter of 0.190 inch (5 mm) or larger. The head is not

             designed to be held or driven with an inserted driver or by the thumb

             and fingers.  A locking feature may be incorporated in the design of

             the head or threads.  Head dimensions and sizes of threaded and

             unthreaded portions shall conform to internationally recognized

             fastener standards.  For items having a grip length portion machined

             to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See

             also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

            

 

CHARACTERISTIC                          VALUE

THREAD CLASS                            3A                                               

THREAD DIRECTION                        RIGHT-HAND                                       

THREAD LENGTH                           0.688 INCHES MINIMUM                             

FASTENER LENGTH                         4.062 INCHES NOMINAL                              

HEAD STYLE                              HEXAGON                                          

HEAD HEIGHT                             0.328 INCHES NOMINAL                             

WIDTH BETWEEN FLATS                     0.750 INCHES NOMINAL                              

NOMINAL THREAD DIAMETER                 0.438 INCHES                                     

FEATURES PROVIDED                       UNFINISHED HEAD                                  

THREAD QUANTITY PER INCH                14                                                

MINIMUM TENSILE STRENGTH                125000 POUNDS PER SQUARE INCH                    

HARDNESS RATING                         25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C      

                                        MAXIMUM OVERALL                                  

MATERIAL                                STEEL COMP 1050 OR STEEL COMP 1552 OR STEEL COMP 

                                        1053 OVERALL                                     

MATERIAL DOCUMENT AND                   66 FED STD ALL MATERIAL RESPONSES OVERALL        

CLASSIFICATION                                                                           

THREAD SERIES DESIGNATOR                UNC                                               

NONDEFINITIVE SPEC/STD DATA             2 TYPE                                           

DEPARTURE FROM CITED                    AS MODIFIED BY MATERIAL,TENSILE STRENGTH,ROCKWELL

DESIGNATOR                              HARDNESS,HEAD DIM,AND THD LENGTH