3020-00-672-0175 GEAR CLUSTER Index 1325-00-672-0186 EXTENSION,FUZE,BOMB

National Stock Number:
3040-00-672-0177

Federal Supply Class:
3040

National Item Identification Number:
006720177

Description:
WORM SHAFT

Detail:
A DRIVE SHAFT HAVING HELICAL THREAD(S) ON A PORTION OF ITS OUTER SURFACE, MACHINED BEARING SURFACE(S) AND FACILITIES FOR DRIVING (OTHER THAN A HUB) ON ONE OR BOTH ENDS OF SHAFT. DESIGNED TO MATE WITH A CAM, GEAR SECTOR, WORM WHEEL, ETC. INCLUDES ITEMS WITH BEARINGS. EXCLUDES ITEMS HAVING MORE THAN ONE WORM COMPLEMENT OF HELICAL THREADS, ITEMS WITH A SEPARATE COMPLEMENT OF GEAR TEETH, AND GEAR, WORM.


Manufacturer Information:
100156056232LOCKHEED MARTIN CORPORATION
185661010001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATAANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING
OVERALL LENGTH10.187 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 416, COND T FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 416
SCREW THREAD SERIES DESIGNATORUNS SECOND END, THIRD PORTION
SECTION SHAPESQUARE SECOND END, FOURTH PORTION
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT SECTION SIZE0.357
SHAFT THREAD DIRECTIONRIGHT-HAND SECOND END, THIRD PORTION
WORM BODY LENGTH1.250 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE14 DEG 30 MIN.
WORM OUTSIDE DIAMETER1.362 INCHES NOMINAL
WORM PITCH DIAMETER1.195 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG14.500
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD LEAD0.262 INCHES NOMINAL
WORM THREAD QUANTITY1
WORM THREAD SECTION LENGTH1.250 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH0.656 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.750 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.813 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH2.406 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH2.562 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.500 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.787 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.787 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.812 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.937 INCHES NOMINAL SECOND END, FIRST PORTION
THREAD LENGTH0.500 INCHES NOMINAL SECOND END, THIRD PORTION
UNTHREADED SECTION KEYWAY WIDTH0.1870 INCHES NOMINAL SECOND END, SECOND PORTION
UNTHREADED SECTION KEYWAY DEPTH0.084 INCHES NOMINAL SECOND END, SECOND PORTION
UNTHREADED SECTION KEYWAY DEPTH0.155 INCHES NOMINAL FIRST END, THIRD PORTION
UNTHREADED SECTION KEYWAY DEPTH0.173 INCHES NOMINAL FIRST END, FIRST PORTION
UNTHREADED SECTION KEYWAY WIDTH0.1560 INCHES NOMINAL FIRST END, FIRST PORTION
UNTHREADED SECTION KEYWAY WIDTH0.0940 INCHES NOMINAL FIRST END, THIRD PORTION


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