NSN 3040-00-451-6681
Part Details | SHOULDERED SHAFT
3040-00-451-6681 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: 2587650, 3040-00-451-6681, 00-451-6681, 3040004516681, 004516681
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | MAY 17, 1971 | 00-451-6681 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
FLAT KEYWAY
FLAT KEYWAY
Cross Reference | NSN 3040-00-451-6681
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2587650 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 3040-00-451-6681
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | 7 FLAT KEYWAY |
| MATERIAL | STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AASTM-A513$AASTM-A519 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES |
| SURFACE FINISH | 63.0 MICROINCHES |
| FIRST END GROOVE WIDTH | 0.1030 INCHES MINIMUM AND 0.1080 INCHES MAXIMUM |
| FIRST END GROOVE DIAMETER | 3.0700 INCHES MINIMUM AND 3.0820 INCHES MAXIMUM |
| FIRST END DISTANCE FROM END TO GROOVE | 2.728 INCHES MINIMUM AND 2.738 INCHES MAXIMUM |
| FIRST END DIAMETER | 3.3475 INCHES MINIMUM AND 3.3484 INCHES MAXIMUM |
| FIRST END SPLINE LENGTH | 1.538 INCHES NOMINAL |
| FIRST END SPLINE MINOR DIAMETER | 3.0510 INCHES MINIMUM AND 3.0620 INCHES MAXIMUM |
| FIRST END SPLINE MAJOR DIAMETER | 3.2450 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM |
| FIRST END SPLINE QUANTITY | 51 |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 7 FLAT KEYWAY |
| SECOND END GROOVE WIDTH | 0.1030 INCHES MINIMUM AND 0.1080 INCHES MAXIMUM |
| SECOND END GROOVE DIAMETER | 3.0700 INCHES MINIMUM AND 3.0820 INCHES MAXIMUM |
| SECOND END DISTANCE FROM END TO GROOVE | 2.958 INCHES NOMINAL |
| SECOND END DIAMETER | 3.3475 INCHES MINIMUM AND 3.3484 INCHES MAXIMUM |
| SECOND END SPLINE LENGTH | 1.868 INCHES NOMINAL |
| SECOND END SPLINE MINOR DIAMETER | 3.0510 INCHES MINIMUM AND 3.0620 INCHES MAXIMUM |
| SECOND END SPLINE MAJOR DIAMETER | 3.2450 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM |
| SECOND END SPLINE QUANTITY | 51 |
| LARGEST STEP DIAMETER | 4.058 INCHES MINIMUM AND 4.063 INCHES MAXIMUM |
| OVERALL LENGTH | 24.891 INCHES NOMINAL |
| STEP QUANTITY | 9 |
| SPECIAL FEATURES | 2 EXTERNAL SPLINES BOTH 64 TEETH,30 DEG PA,4.000 PD,16/32 PITCH,4.063-4.058 MAJOR DIA,3.875-3.864 MINOR DIA;ENDS COUNTERBORED AND GROOVED |