NSN 3040-00-657-9423 440438, 00-657-9423, 006579423
Product Details | SHOULDERED SHAFT
3040-00-657-9423 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.
Part Alternates: 440438, 3040-00-657-9423, 00-657-9423, 3040006579423, 006579423
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 00-657-9423 | 22914 ( SHAFT, SHOULDERED ) |
Drawings & Photos | NSN 3040-00-657-9423
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Related Products | NSN 3040-00-657-9423
Technical Data | NSN 3040-00-657-9423
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 303SE |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 COND B MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | 63.0 MICROINCHES |
| FIRST END STYLE | 5 CIRCULAR GROOVED |
| FIRST END GROOVE WIDTH | 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM |
| FIRST END GROOVE DIAMETER | 0.0950 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM |
| FIRST END DISTANCE FROM END TO GROOVE | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| FIRST END DIAMETER | 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 5 CIRCULAR GROOVED |
| SECOND END GROOVE WIDTH | 0.0300 INCHES NOMINAL |
| SECOND END GROOVE DIAMETER | 0.1100 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM |
| SECOND END DISTANCE FROM END TO GROOVE | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| SECOND END DIAMETER | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM |
| LARGEST STEP DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| OVERALL LENGTH | 0.610 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| STEP QUANTITY | 1 |
Restrictions/Controls & Freight Information | NSN 3040-00-657-9423
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||