NSN 3040-00-445-4621
Part Details | SHOULDERED SHAFT
3040-00-445-4621 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: 1240004454621, 8574931, 3040-00-445-4621, 00-445-4621, 3040004454621, 004454621
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | DEC 23, 1970 | 00-445-4621 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
FLAT KEYWAY
INTERNAL THREADED
FLAT KEYWAY
INTERNAL THREADED
Cross Reference | NSN 3040-00-445-4621
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1240004454621 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| 8574931 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 3040-00-445-4621
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | INTERNAL THREADED |
| MATERIAL | 3$DST0079 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A582 NATIONAL SPEC ALL MATERIAL RESPONSES |
| FIRST END DIAMETER | 1.0000 INCHES NOMINAL |
| FIRST END INTERNAL THREAD LENGTH | 1.188 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 2 FLAT KEYWAY |
| SECOND END GROOVE WIDTH | 0.0625 INCHES NOMINAL |
| SECOND END GROOVE DIAMETER | 0.3400 INCHES NOMINAL |
| SECOND END DISTANCE FROM END TO GROOVE | 0.218 INCHES NOMINAL |
| SECOND END DIAMETER | 0.3750 INCHES NOMINAL |
| SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS | 0.594 INCHES NOMINAL |
| LARGEST STEP DIAMETER | 1.000 INCHES NOMINAL |
| OVERALL LENGTH | 2.531 INCHES NOMINAL |
| STEP QUANTITY | 9 |
| SPECIAL FEATURES | FIRST SHOULDER OF SECOND END IS EXTERNALLY THREADED 20UNC-2A;SECOND SHOULDER OF SECOND END HAS 36 STRAIGHT SERRATIONS WITH PITCH DIA 0.36117 IN:MAJOR DIA 0.374 IN:MINOR DIA 0.350 IN |