Part Details | SHOULDERED SHAFT
3040-01-261-2549 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: 2500992, 3040-01-261-2549, 01-261-2549, 3040012612549, 012612549
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | AUG 11, 1987 | 01-261-2549 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
FLAT KEYWAY
PLAIN
FLAT KEYWAY
Cross Reference | NSN 3040-01-261-2549
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2500992 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 3040-01-261-2549
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | 8 PLAIN |
| MATERIAL | ALUMINUM ALLOY 6061 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | 63.0 MICROINCHES |
| FIRST END DIAMETER | 2.8240 INCHES MINIMUM AND 2.8640 INCHES MAXIMUM |
| FIRST END SPLINE LENGTH | 2.281 INCHES NOMINAL |
| FIRST END SPLINE MINOR DIAMETER | 2.6330 INCHES MINIMUM AND 2.6460 INCHES MAXIMUM |
| FIRST END SPLINE MAJOR DIAMETER | 2.8077 INCHES MINIMUM AND 2.8127 INCHES MAXIMUM |
| FIRST END PITCH DIAMETER | 2.7500 INCHES NOMINAL |
| FIRST END PRESSURE ANGLE | 30.0 DEGREES NOMINAL |
| FIRST END SPLINE QUANTITY | 33 |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 0 FLAT KEYWAY |
| SECOND END GROOVE WIDTH | 0.1560 INCHES MINIMUM AND 0.1700 INCHES MAXIMUM |
| SECOND END GROOVE DIAMETER | 2.8790 INCHES MINIMUM AND 2.8810 INCHES MAXIMUM |
| SECOND END DISTANCE FROM END TO GROOVE | 0.273 INCHES NOMINAL |
| SECOND END DIAMETER | 3.2500 INCHES NOMINAL |
| SECOND END EXTERNAL THREAD LENGTH | 0.605 INCHES MINIMUM AND 0.645 INCHES MAXIMUM |
| LARGEST STEP DIAMETER | 3.474 INCHES MINIMUM AND 3.479 INCHES MAXIMUM |
| OVERALL LENGTH | 31.912 INCHES NOMINAL |
| STEP QUANTITY | 8 |