|
|
|
National Stock Number:
3040-01-413-8913
Federal Supply Class:
3040
National Item Identification Number:
014138913
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:
| 845-6556524 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-6603141-75 | 53711 | NAVAL SEA SYSTEMS COMMAND |
|
Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 0.690 INCHES MINIMUM AND 0.750 INCHES MAXIMUM SECOND END | | FIRST END DIAMETER | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 1.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-434BC ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4142 | | OVERALL LENGTH | 2.938 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.7320 INCHES NOMINAL | | SECOND END GROOVE WIDTH | 0.0800 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.047 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1880 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM | | SECOND END DIAMETER | 0.7810 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.541 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.5410 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED | | SPECIAL FEATURES | FIRST END HAS HEX SHAPED WRENCHING FLAT,0.255 IN.FROM END,1.000 IN. ACROSS FLATS | | STEP QUANTITY | 3 |
|
|