3120-00-740-9949 BEARING SET,SLEEVE Index 3040-00-740-9951 SHAFT,STRAIGHT

National Stock Number:
3040-00-740-9950

Federal Supply Class:
3040

National Item Identification Number:
007409950

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.


Manufacturer Information:
111964R122852SPALLA INC
30229561465GARWOOD/FELLER INC GARWOOD WINCH DIV
740995019207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
796419619207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
KC271056442DIAMOND REO TRUCK CO
M2300061038VICKERS INC


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.5000 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH0.438 INCHES NOMINAL
FIRST END STYLEEXTERNAL THREADED
LARGEST STEP DIAMETER0.875 INCHES NOMINAL
OVERALL LENGTH4.688 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 8620 TO 8720 OR 1320 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SECOND END EXTERNAL THREAD LENGTH0.750 INCHES NOMINAL
SECOND END DIAMETER0.7400 INCHES MINIMUM AND 0.7422 INCHES MAXIMUM
SECOND END STYLEEXTERNALLY AND INTERNALLY THREADED
SECOND END INTERNAL THREAD LENGTH2.500 INCHES NOMINAL
SPECIAL FEATURES0.125 IN. DIA HOLE 2.500 IN. DEEP 2ND END,CROSS HOLE 0.125 IN. DIA 2.375 IN. FROM 2ND END
STEP QUANTITY4
SURFACE FINISH32.0 MICROINCHES


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