4240-00-872-1415 LENS,HELMET,WELDER'S Index 3020-00-872-1417 GEAR,SPUR

National Stock Number:
3020-00-872-1416

Federal Supply Class:
3020

National Item Identification Number:
008721416

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:
686493673342ALLISON TRANSMISSION INC
6864936K0680ROLLS-ROYCE AIRLINES
EU41489AK0680ROLLS-ROYCE AIRLINES


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE STYLEW/COUNTERBORE COUNTERBORE, FIRST END
BORE NOMINAL DIAMETER0.624 INCHES COUNTERBORE, FIRST END
COUNTERBORE NOMINAL DEPTH0.390 INCHES COUNTERBORE, FIRST END
COUNTERBORE NOMINAL DIAMETER0.677 INCHES COUNTERBORE, FIRST END
FACE NOMINAL WIDTH0.300 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE BUSHING
HUB NOMINAL DIAMETER0.813 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN FIRST END
III HARDNESS RATING41.0 ROCKWELL C NOMINAL BODY
III HARDNESS RATING53.0 ROCKWELL C NOMINAL TEETH
III MATERIALBRONZE BUSHING
III MATERIALSTEEL BODY
PITCH DIAMETER1.3750 INCHES NOMINAL
PRESSURE ANGLE25.0000 DEGREES
PROPRIETARY CHARACTERISTICSPACS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.515 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.626 INCHES
SPECIAL FEATURESBORE IS INVOLUTE SPLINED,0.390 FROM FIRST END,19 SPLINES,30 DEG PRESSURE ANGLE,0.563 IN.MINOR DIA,0.654 IN.MAJOR DIA,0.5938 IN.PITCH DIA
STYLE DESIGNATORPROTRUDING HUB
TEETH QUANTITY11
TOOTH FORMSTANDARD


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