3020-00-428-1022 GEAR,SPUR Index 3020-00-428-1025 PULLEY,PRINTER

National Stock Number:
3020-00-428-1023

Federal Supply Class:
3020

National Item Identification Number:
004281023

Description:
SPROCKET WHEEL

Detail:
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.


Manufacturer Information:
52W2288-3721439CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC
52W2288-37Z0K15DEFENCE LIAISON SERVICES PTY LTD
D40SK4505506MARTIN SPROCKET AND GEAR INC


Techincal Specification:
DESIGN FORMPLAIN
TEETH ROW QUANTITY2
TEETH QUANTITY PER ROW45
TOOTH PITCH0.500 INCHES NOMINAL
MATERIALSTEEL
STYLE DESIGNATORPLAIN
OUTSIDE DIAMETER7.450 INCHES NOMINAL
OVERALL LENGTH1.247 INCHES NOMINAL
PITCH DIAMETER7.168 INCHES NOMINAL
FACE WIDTH0.841 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS0.566 INCHES NOMINAL
ASA STANDARD CHAIN NUMBER40-2
HARDNESS RATING TEST METHODNOT RATED
BORE TYPETAPERED
BORE LENGTH1.247 INCHES NOMINAL
TAPER BORE MAJOR DIAMETER2.812 INCHES NOMINAL
TAPER BORE MINOR DIAMETER2.735 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTICPLAIN
HUB OUTSIDE DIAMETER3.875 INCHES NOMINAL BOTH ENDS
DISTANCE FROM HUB END TO FLANGE END0.406 INCHES NOMINAL BOTH ENDS
SECURING METHODSETSCREW
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATIONFEAT


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