3020-00-754-7428 GEAR,SPUR Index 3020-00-754-7430 GEAR,SPUR

National Stock Number:
3020-00-754-7429

Federal Supply Class:
3020

National Item Identification Number:
007547429

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:
B8004-09-004-3081996U S ARMY AVIATION AND MISSILE COMMAND
C8004-09-004FN3081996U S ARMY AVIATION AND MISSILE COMMAND
XV09-004-3025169PROJECT MANAGER AMPHIBIOUS LIGHTERS ST LOUIS MO


Techincal Specification:
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED SPEC SINGLE MATERIAL RESPONSE AND
AISI/SAE 8620H ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING60.0 ROCKWELL C MINIMUM AND
64.0 ROCKWELL C MAXIMUM TEETH
TEETH QUANTITY56
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE FLUSH HUB
PITCH DIAMETER6.7250 INCHES MINIMUM AND
6.9950 INCHES MAXIMUM
NOMINAL OUTSIDE DIAMETER7.247 INCHES
FACE NOMINAL WIDTH1.000 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.205 INCHES FIRST END
BORE STYLEINVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER1.750 INCHES BOTH ENDS
SPLINE QUANTITY28 BOTH ENDS
SPLINE PITCH DIAMETER1.7450 INCHES MINIMUM AND
1.7550 INCHES MAXIMUM BOTH ENDS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER2.230 INCHES BOTH ENDS
BODY STYLEWEBBED, OFFSET, WITH LIGHTENING HOLES


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