| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 3040-01-389-3357
 
 Federal Supply Class:
 3040
 
 National Item Identification Number:
 013893357
 
 Description:
 SHAFT,SHOULDERED
 
 Detail:
 A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.
 |  
		                        | 
 Manufacturer Information:
 
 | 01-0450006-4 PC3 | 17454 | TIMKEN GEARS & SERVICES INC. |  | 50-470-0462-2 | 17454 | TIMKEN GEARS & SERVICES INC. | 
 |  
					            | 
 Techincal Specification:
 
 | END SIMILARITY | IDENTICAL |  | FIRST END DIAMETER | 1.0000 INCHES NOMINAL |  | FIRST END EXTERNAL THREAD LENGTH | 0.7813 INCHES NOMINAL |  | FIRST END STYLE | EXTERNAL THREADED |  | LARGEST STEP DIAMETER | 1.0000 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4140 |  | OVERALL LENGTH | 0.7813 INCHES NOMINAL |  | SPECIAL FEATURES | 1 INCH-8 NC-2 |  | STEP QUANTITY | 2 | 
 |  |