Part Details | SHOULDERED SHAFT
3040-01-503-7840 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: 12253M4C, 12111M502A ITEM 25, 3040-01-503-7840, 01-503-7840, 3040015037840, 015037840
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 08, 2003 | 01-503-7840 | 22914 ( SHAFT, SHOULDERED ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
FLAT KEYWAY
PLAIN
FLAT KEYWAY
Cross Reference | NSN 3040-01-503-7840
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12253M4C | 72166 | B.W. ELLIOTT MANUFACTURING CO., LLCDBA ELLIOTT MANUFACTURING |
| 12111M502A ITEM 25 | 72166 | B.W. ELLIOTT MANUFACTURING CO., LLCDBA ELLIOTT MANUFACTURING |
Technical Data | NSN 3040-01-503-7840
| Characteristic | Specifications |
|---|---|
| FIRST END STYLE | 3 PLAIN |
| MATERIAL | STEEL |
| FIRST END DIAMETER | 0.8030 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM |
| FIRST END WIDTH ACROSS FLATS | 0.6240 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM |
| FIRST END STEP LENGTH | 2.8800 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 5 FLAT KEYWAY |
| SECOND END GROOVE WIDTH | 0.0390 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM |
| SECOND END GROOVE DIAMETER | 0.6030 INCHES NOMINAL |
| SECOND END DISTANCE FROM END TO GROOVE | 0.1370 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM |
| SECOND END KEYWAY WIDTH | 0.1890 INCHES MINIMUM AND 0.1910 INCHES MAXIMUM |
| SECOND END EXTERNAL KEYWAY LENGTH | 0.7500 INCHES MINIMUM |
| SECOND END KEYWAY DEPTH | 0.1030 INCHES MINIMUM AND 0.1060 INCHES MAXIMUM |
| SECOND END DIAMETER | 0.6210 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM |
| LARGEST STEP DIAMETER | 0.803 INCHES MINIMUM AND 0.813 INCHES MAXIMUM |
| OVERALL LENGTH | 6.165 INCHES NOMINAL |
| STEP QUANTITY | 6 |
| SPECIAL FEATURES | 1 PIECE MOD ASSEMBLY |
| END ITEM IDENTIFICATION | LOS ANGELES CLASS 688; SWIVEL GEAR JOINT P/N 12111M502A |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | MOD SPINDLE |