3020-01-208-7188 GEAR,SPUR Index 3020-01-208-7190 GEAR SECTOR,SPUR

National Stock Number:
3020-01-208-7189

Federal Supply Class:
3020

National Item Identification Number:
012087189

Description:
GEAR,WORM

Detail:
A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.


Manufacturer Information:
76774-30X396169ELECTRIC BOAT CORPORATION
76774-30X3 PIECE 296169ELECTRIC BOAT CORPORATION
SSBN640-300-211931080064NAVAL SHIP SYSTEMS COMMAND
SSBN640-300-2119310 PIECE 280064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
FACE NOMINAL WIDTH0.125 INCHES
FACE TYPESTRAIGHT
HELIX ANGLE45.0000 DEGREES
HUB NOMINAL DIAMETER2.376 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.000 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER11.125 INCHES
PITCH DIAMETER5.1810 INCHES NOMINAL
PRESSURE ANGLE45.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
THREAD FORM DIRECTIONRIGHT-HAND
THREAD FORM QUANTITY1


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