NSN 3040-01-119-5251

Part Details | SHOULDERED SHAFT

3040-01-119-5251 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: 5428187, 3040-01-119-5251, 01-119-5251, 3040011195251, 011195251

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30SEP 25, 198101-119-525122914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

WOODRUFF KEYWAY

FLAT KEYWAY

WOODRUFF KEYWAY

Cross Reference | NSN 3040-01-119-5251
Part Number Cage Code Manufacturer
542818753711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-119-5251
Characteristic Specifications
FIRST END STYLE WOODRUFF KEYWAY
MATERIAL0$1$2$3$5$6$7$8$9$DST1020$DST1021$DST1022$DST1023$DST1024$DST1025
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES
FIRST END KEYWAY WIDTH0.0625 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM
FIRST END EXTERNAL KEYWAY LENGTH0.250 INCHES MINIMUM AND 0.268 INCHES MAXIMUM
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.206 INCHES NOMINAL
FIRST END DIAMETER0.4330 INCHES MINIMUM AND 0.4350 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE4 FLAT KEYWAY
SECOND END GROOVE WIDTH0.0390 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM
SECOND END GROOVE DIAMETER0.5280 INCHES MINIMUM AND 0.5320 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE0.381 INCHES NOMINAL
SECOND END DIAMETER0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM
SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS0.808 INCHES NOMINAL
SECOND END DISTANCE BETWEEN SECOND AND THIRD GROOVE CENTERS0.555 INCHES NOMINAL
LARGEST STEP DIAMETER0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM
OVERALL LENGTH3.812 INCHES NOMINAL
STEP QUANTITY2
SPECIAL FEATURESALTERNATE MATERIAL ISSTEEL,CARBON 1109 THRU 1119 PER SPEC QQ-S-637;SECOND END HAS A CONNECTING PLATE 0.937 IN. DISTANCE FROM END TO PLATE,0.125 IN. PLATE THK,0.875 IN. PLATE W,PLATE HAS ONE UNTHD THRU HOLE 0.1245/0.1250 IN. DIA,PLATE HAS TWO THD THRU HOLES 0.086-56 UNC-2B