Part Details | SHOULDERED SHAFT
3040-00-138-0638 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: 717631, 71763-1, 3040-00-138-0638, 00-138-0638, 3040001380638, 001380638
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JUL 23, 1971 | 00-138-0638 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
TAPERED WITH FLAT
TAPERED WITH FLAT
Cross Reference | NSN 3040-00-138-0638
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 71763-1 | 21439 | ENGINEERED ARRESTING SYSTEMSCORPORATION |
Technical Data | NSN 3040-00-138-0638
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | 7 TAPERED WITH FLAT |
| MATERIAL | STEEL COMP 4140 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | 125.0 MICROINCHES |
| FIRST END GROOVE WIDTH | 0.0390 INCHES NOMINAL |
| FIRST END GROOVE DIAMETER | 0.5910 INCHES NOMINAL |
| FIRST END DISTANCE FROM END TO GROOVE | 0.079 INCHES NOMINAL |
| FIRST END KEYWAY WIDTH | 0.1240 INCHES NOMINAL |
| FIRST END EXTERNAL KEYWAY LENGTH | 0.506 INCHES NOMINAL |
| FIRST END DISTANCE FROM KEYWAY CENTER TO END | 0.356 INCHES NOMINAL |
| FIRST END DIAMETER | 0.6240 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 7 TAPERED WITH FLAT |
| SECOND END GROOVE WIDTH | 0.0460 INCHES NOMINAL |
| SECOND END GROOVE DIAMETER | 0.8240 INCHES NOMINAL |
| SECOND END DISTANCE FROM END TO GROOVE | 0.138 INCHES NOMINAL |
| SECOND END KEYWAY WIDTH | 0.1863 INCHES NOMINAL |
| SECOND END DISTANCE FROM KEYWAY CENTER TO END | 0.576 INCHES NOMINAL |
| SECOND END DIAMETER | 0.8747 INCHES NOMINAL |
| LARGEST STEP DIAMETER | 0.875 INCHES NOMINAL |
| OVERALL LENGTH | 4.250 INCHES NOMINAL |
| STEP QUANTITY | 6 |