| 
                                    
                                 | 
                             
                            
                                
                                     
                                 | 
                             
		                    
		                        
		                             National Stock Number: 3020-00-274-6460
  Federal Supply Class: 3020
  National Item Identification Number: 002746460
  Description: GEAR,HELICAL
  Detail: 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:
		                         | 
		                     
		                    
		                        
                                    
  Manufacturer Information:
 | 3229790 | 55380 | HATCH & KIRK, INC. |  | 3229790 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |   
		                         | 
		                     
				            
					            
						            
  Techincal Specification:
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.375 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.375 INCHES |  | HARDNESS RATING | 89.0 ROCKWELL B MINIMUM  AND 96.0 ROCKWELL B MAXIMUM HUB |  | HARDNESS RATING | 89.0 ROCKWELL B MINIMUM  AND 96.0 ROCKWELL B MAXIMUM TEETH |  | HELIX ANGLE | 30.0000 DEGREES |  | HUB NOMINAL DIAMETER | 0.7187 INCHES BOTH ENDS |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-869,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 0.9382 INCHES NOMINAL |  | MATERIAL | STEEL COMP EZ OVERALL |  | MOUNTING HOLE NOMINAL DIAMETER | 0.136 INCHES TRANSVERSELY THROUGH HUB FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.062 INCHES SECOND END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.2505 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 1.062 INCHES |  | PRESSURE ANGLE | 14.5000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUBS |  | TEETH QUANTITY | 13 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | STANDARD |   
					             | 
				             
		                 
		             |