|  | 
                            
                                |   | 
		                    
		                        | National Stock Number:
 3020-01-279-1335
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 012791335
 
 Description:
 SPROCKET WHEEL
 
 Detail:
 A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.
 | 
		                    
		                        | 
 Manufacturer Information:
 
 | 40B25-3/4 | 71041 | ALTRA INDUSTRIAL MOTION CORP. |  | HKSB25-2X3/4 | 71041 | ALTRA INDUSTRIAL MOTION CORP. | 
 | 
				            
					            | 
 Techincal Specification:
 
 | DESIGN FORM | PLAIN |  | TEETH ROW QUANTITY | 1 |  | TEETH QUANTITY PER ROW | 25 |  | TOOTH PITCH | 0.500 INCHES NOMINAL |  | MATERIAL | STEEL |  | STYLE DESIGNATOR | PLAIN |  | OUTSIDE DIAMETER | 4.218 INCHES NOMINAL |  | OVERALL LENGTH | 1.016 INCHES NOMINAL |  | PITCH DIAMETER | 3.989 INCHES NOMINAL |  | FACE WIDTH | 0.284 INCHES NOMINAL |  | HARDNESS RATING TEST METHOD | NOT RATED |  | BORE TYPE | STRAIGHT |  | BORE DIAMETER | 0.750 INCHES NOMINAL |  | BORE LENGTH | 1.000 INCHES NOMINAL |  | KEYING FACILITY TYPE | KEYWAY |  | QUANTITY | 1 |  | KEYWAY WIDTH | 0.078 INCHES NOMINAL |  | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.453 INCHES NOMINAL |  | HUB OUTSIDE DIAMETER | 2.500 INCHES NOMINAL AA END |  | FURNISHED ITEMS | KEYING FACILITY |  | DISTANCE FROM HUB END TO FLANGE END | 0.732 INCHES NOMINAL AA END |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 71041 |  | DESIGN CONTROL REFERENCE | 40B25-3/4 | 
 |