1560-00-621-4716 COVER,ACCESS Index 3020-00-621-4722 GEAR,SPUR

National Stock Number:
3020-00-621-4721

Federal Supply Class:
3020

National Item Identification Number:
006214721

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:
25-4693-181205THE BOEING COMPANY


Techincal Specification:
MATERIALSTEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM BODY
TEETH QUANTITY108
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
PITCH DIAMETER4.5000 INCHES NOMINAL
NOMINAL OVERALL LENGTH0.680 INCHES
NOMINAL OUTSIDE DIAMETER4.530 INCHES
FACE NOMINAL WIDTH0.390 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.180 INCHES FIRST END
0.110 INCHES SECOND END
BORE STYLEINVOLUTE SPLINE BOTH ENDS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER1.975 INCHES BOTH ENDS
BODY STYLEWEBBED, OFFSET, WITH LIGHTENING HOLES
THE MANUFACTURERS DATA
MANUFACTURERS CODE81205
DESIGN CONTROL REFERENCE25-4693-1


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