3020-01-220-1239 GEAR,SPUR Index 3020-01-220-1243 GEAR,SPUR

National Stock Number:
3020-01-220-1242

Federal Supply Class:
3020

National Item Identification Number:
012201242

Description:
GEAR,SPUR

Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.


Manufacturer Information:
77656-31X496169ELECTRIC BOAT CORPORATION
77656-31X4 PIECE 396169ELECTRIC BOAT CORPORATION
SSN637-505-214392280064NAVAL SHIP SYSTEMS COMMAND
SSN637-505-2143922 PIECE 380064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MATERIALNICKEL ALLOY OVERALL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
PITCH DIAMETER2.3333 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER2.599 INCHES
FACE NOMINAL WIDTH1.375 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END2.000 INCHES FIRST END
1.031 INCHES SECOND END
BORE STYLEINVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER1.000 INCHES BOTH ENDS
SPLINE QUANTITY10 BOTH ENDS
HUB STYLE DESIGNATORPLAIN FIRST END
PINNED SECOND END
HUB NOMINAL DIAMETER1.750 INCHES FIRST END
1.750 INCHES SECOND END
BODY STYLEPLAIN, SOLID
SPECIAL FEATURESCOUNTERBORE BOTH ENDS,1.687 IN.AND 0.812 IN.DEEP,BOTH 1.167 IN. DIA


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