NSN 3040-00-450-1678
Part Details | SHOULDERED SHAFT
3040-00-450-1678 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.
Alternate Parts: 2682951, 3040-00-450-1678, 00-450-1678, 3040004501678, 004501678
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | DEC 17, 1969 | 00-450-1678 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
FLAT KEYWAY
CIRCULAR GROOVED
FLAT KEYWAY
CIRCULAR GROOVED
Cross Reference | NSN 3040-00-450-1678
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2682951 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 3040-00-450-1678
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | CIRCULAR GROOVED |
| MATERIAL | STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COMP 303S,COND A MIL SPEC SINGLE MATERIAL RESPONSE |
| FIRST END GROOVE WIDTH | 0.0225 INCHES NOMINAL |
| FIRST END GROOVE DIAMETER | 0.1782 INCHES NOMINAL |
| FIRST END DISTANCE FROM END TO GROOVE | 0.210 INCHES NOMINAL |
| FIRST END DIAMETER | 0.1862 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | FLAT KEYWAY |
| SECOND END GROOVE WIDTH | 0.0225 INCHES NOMINAL |
| SECOND END GROOVE DIAMETER | 0.2417 INCHES NOMINAL |
| SECOND END DISTANCE FROM END TO GROOVE | 0.758 INCHES NOMINAL |
| SECOND END DIAMETER | 0.2497 INCHES NOMINAL |
| SECOND END INTERNAL THREAD LENGTH | 0.310 INCHES NOMINAL |
| LARGEST STEP DIAMETER | 0.375 INCHES NOMINAL |
| OVERALL LENGTH | 2.060 INCHES NOMINAL |
| STEP QUANTITY | 4 |