GEAR HELICAL
P/N 3230073
NSN 3020-00-233-9558
MFG GENERAL MOTORS
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
ITEM NAME:   GEAR,HELICAL
DEFINITION:  A gear, cylindrical in form, with teeth on the outer surface at an
             angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL:
            
 
CHARACTERISTIC                          VALUE
BODY STYLE                              WEBBED, OFFSET, SOLID                            
ATTACHMENT METHOD                       MOUNTING HOLE                                    
PITCH DIAMETER                          8.6250 INCHES NOMINAL                            
TEETH QUANTITY                          69                                               
HARDNESS RATING                         10.0 ROCKWELL C MINIMUM AND 20.0 ROCKWELL C      
                                        MAXIMUM OVERALL                                   
NOMINAL OUTSIDE DIAMETER                8.8740 INCHES                                    
NOMINAL OVERALL LENGTH                  2.062 INCHES                                     
TEETH TYPE                              SINGLE HELIX                                      
TOOTH FORM                              STANDARD                                         
TOOTH DIRECTION                         RIGHT                                            
PRESSURE ANGLE                          14.5000 DEGREES                                  
HELIX ANGLE                             25.8167 DEGREES                                  
NOMINAL DISTANCE BETWEEN                0.313 INCHES FIRST END                           
BODY FACE AND PROTRUDING                                                                  
HUB END                                                                                  
FACE NOMINAL WIDTH                      1.750 INCHES                                     
BORE NOMINAL DIAMETER                   4.3750 INCHES BOTH ENDS                          
HUB NOMINAL DIAMETER                    6.750 INCHES FIRST END                           
III MATERIAL                            STEEL OVERALL                                     
MATERIAL DOCUMENT AND                   MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL       
CLASSIFICATION                          RESPONSE OVERALL                                 
STYLE DESIGNATOR                        PROTRUDING HUB, RECESSED BODY