NSN 3040-00-678-1785
Part Details | STRAIGHT SHAFT
3040-00-678-1785 A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.
Alternate Parts: 2520006781785, 8754139, 3040-00-678-1785, 00-678-1785, 3040006781785, 006781785
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | APR 24, 1968 | 00-678-1785 | 22109 ( SHAFT, STRAIGHT ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
WOODRUFF KEYWAY
PLAIN
WOODRUFF KEYWAY
Cross Reference | NSN 3040-00-678-1785
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2520006781785 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| 8754139 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 3040-00-678-1785
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | 32.0 MICROINCHES |
| FIRST END STYLE | PLAIN |
| FIRST END DIAMETER | 0.5595 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 1 WOODRUFF KEYWAY |
| SECOND END KEYWAY WIDTH | 0.0900 INCHES NOMINAL |
| SECOND END EXTERNAL KEYWAY LENGTH | 1.470 INCHES NOMINAL |
| SECOND END KEYWAY DEPTH | 0.060 INCHES NOMINAL |
| SECOND END DIAMETER | 0.5595 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM |
| SECOND END ANGLE BETWEEN KEYWAYS | 180.0 DEGREES NOMINAL |
| OVERALL LENGTH | 5.560 INCHES NOMINAL |
| SPECIAL FEATURES | TWO NOTCHES 1ST END 0.187 IN. RADIUS |
| END ITEM IDENTIFICATION | 2320-00-763-1092 |