3020-00-585-4011 GEAR,WORM WHEEL Index 3040-00-585-4013 WORM SHAFT

National Stock Number:
3040-00-585-4012

Federal Supply Class:
3040

National Item Identification Number:
005854012

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:
1JH5109PC2379500WESTINGHOUSE ELECTRIC CORP
1JH5109PC2388657WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
924B440-179500WESTINGHOUSE ELECTRIC CORP
924B440-188657WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
924B440-190099NORTHROP GRUMMAN SYSTEMS CORPORATION
1JH5109PC2390099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATASTEAM TURBINE
KEYWAY WIDTH0.1875 INCHES NOMINAL FIRST END, THIRD PORTION
KEYWAY WIDTH0.1875 INCHES NOMINAL SECOND END, THIRD PORTION
OVERALL LENGTH12.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16974,GRADE 8620 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 8620
SCREW THREAD SERIES DESIGNATORTWPP SECOND END, THIRD PORTION
SCREW THREAD SERIES DESIGNATORSPECIAL FIRST END, THIRD PORTION
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT HARDNESS RATINGC SCALE 24
SHAFT THREAD DIRECTIONRIGHT-HAND SECOND END, THIRD PORTION
SHAFT THREAD DIRECTIONRIGHT-HAND FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.1875 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.325 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH1.375 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH1.500 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH1.625 INCHES NOMINAL SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.7495 INCHES MINIMUM SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.7500 INCHES NOMINAL SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.999 INCHES MINIMUM SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.001 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.1809 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.1815 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.406 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.406 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.406 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.563 INCHES NOMINAL FIRST END, SECOND PORTION
WORM BODY LENGTH3.000 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE6 DEG 30 MIN
WORM OUTSIDE DIAMETER1.805 INCHES NOMINAL
WORM PITCH DIAMETER1.624 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG20.000
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD LEAD0.586 INCHES NOMINAL
WORM THREAD QUANTITY2
WORM THREAD SECTION LENGTH3.000 INCHES NOMINAL
TEETH HARDNESS RATING55.3 ROCKWELL C MINIMUM AND 61.8 ROCKWELL C MAXIMUM
THREAD LENGTH0.563 INCHES NOMINAL FIRST END, THIRD PORTION
THREAD LENGTH0.938 INCHES NOMINAL SECOND END, THIRD PORTION
UNTHREADED SECTION KEYWAY DEPTH0.108 INCHES NOMINAL SECOND END, FIFTH PORTION
UNTHREADED SECTION KEYWAY DEPTH0.096 INCHES MINIMUM SECOND END, FIFTH PORTION
UNTHREADED SECTION KEYWAY WIDTH0.1820 INCHES MINIMUM SECOND END, FIFTH PORTION
UNTHREADED SECTION KEYWAY WIDTH0.1840 INCHES MAXIMUM SECOND END, FIFTH PORTION


Click here to Register for Free 30-day Trial

© 2026 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us