NSN 3040-01-500-4804

Part Details | SHOULDERED SHAFT

3040-01-500-4804 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: B831241278, B831-2412-78, 596740991778, 596-7409917-78, 5967409917, 596-7409917, 3040-01-500-4804, 01-500-4804, 3040015004804, 015004804

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30AUG 28, 200201-500-480422914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

FLATTED

FLAT KEYWAY

FLATTED

Cross Reference | NSN 3040-01-500-4804
Part Number Cage Code Manufacturer
B831-2412-7896169ELECTRIC BOAT CORPORATION
596-7409917-7853711NAVAL SEA SYSTEMS COMMAND
596-740991753711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-500-4804
Characteristic Specifications
FIRST END STYLE FLATTED
MATERIAL STEEL COMP 304
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 CLASS-304,CONDITION-A FED SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH32.0 MICROINCHES
FIRST END FLAT DEPTH0.1250 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM
FIRST END FLAT LENGTH0.810 INCHES NOMINAL
FIRST END KEYWAY DEPTH0.810 INCHES NOMINAL
FIRST END DIAMETER0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE0 FLAT KEYWAY
SECOND END GROOVE WIDTH0.1900 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.2700 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.560 INCHES NOMINAL
SECOND END DIAMETER0.3750 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.560 INCHES NOMINAL
LARGEST STEP DIAMETER1.750 INCHES NOMINAL
OVERALL LENGTH6.375 INCHES NOMINAL
STEP QUANTITY8
SPECIAL FEATURESSECOND END PROVIDED WITH 0.375-16UNC-2A THREADS. 0.125-0.127 WIDE X 0.068-0.085 DEEP KEYWAY SLOT ON SECOND END
END ITEM IDENTIFICATIONCARGO BAY - CENTER/OUTBOARD HOIST MISC ASSEMBLY FOR SEAWOLF CLASS SSN 23