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National Stock Number:
3040-01-253-9423
Federal Supply Class:
3040
National Item Identification Number:
012539423
Description:
SHAFT,SHOULDERED
Detail:
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.
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Manufacturer Information:
| SS-472-2477292 | 25685 | NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE | | SS-472-2477292-53 | 25685 | NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | FIRST END DIAMETER | 0.3900 INCHES MINIMUM AND 0.4100 INCHES MAXIMUM | | FIRST END STYLE | SQUARE (ROUND CORNERS) | | FIRST END WIDTH ACROSS FLATS | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | LARGEST STEP DIAMETER | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM | | OVERALL LENGTH | 1.440 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 304 | | SPECIAL FEATURES | HOLE LOCATED 0.520IN. FROM BOTH ENDS,TO FACILITATE BARREL NUT | | STEP QUANTITY | 3 |
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