NSN 3020-00-789-2204

Part Details | SPROCKET WHEEL

3020-00-789-2204 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.

Alternate Parts: 3020007892204, 10954052, 3020-00-789-2204, 00-789-2204, 3020007892204, 007892204

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 01, 196000-789-220404456 ( SPROCKET WHEEL )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-00-789-2204
Part Number Cage Code Manufacturer
3020007892204SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
1095405219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 3020-00-789-2204
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER21.688 INCHES NOMINAL
PITCH DIAMETER18.850 INCHES NOMINAL
FACE WIDTH1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
DESIGN FORM PLAIN
LIGHTENING HOLE NOT INCLUDED
BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED TRACK
TEETH ROW QUANTITY1
TEETH QUANTITY PER ROW10
TOOTH PITCH5.750 INCHES NOMINAL
HARDNESS RATING TEST METHOD ROCKWELL
TEETH HARDNESS RATINGRCB55.0 ROCKWELL C MAXIMUM AND 60.0 ROCKWELL C MAXIMUM
METALLIC HARDNESS RATING AND LOCATIONABQ60.0 ROCKWELL C MAXIMUM
SURFACE TREATMENT ENAMEL
BORE BEARING NOT INCLUDED
BORE TYPE STRAIGHT
COUNTERBORE FEATURE INCLUDED
COUNTERBORE LOCATION BOTH ENDS
COUNTERBORE DIAMETER11.375 INCHES NOMINAL AND 15.750 INCHES NOMINAL
COUNTERBORE DEPTH0.625 INCHES NOMINAL AND 0.500 INCHES NOMINAL
BORE DIAMETER11.375 INCHES NOMINAL
BORE LENGTH1.750 INCHES NOMINAL
KEYING FACILITY NOT INCLUDED
SECURING METHOD DRILLED HOLE
SECURING LOCATION BOTH ENDS
SECURING HOLE QUANTITY10
HOLE LOCATIONON SPROCKET BODY
BOLT CIRCLE DIAMETER12.375 INCHES NOMINAL
DRILLED HOLE DIAMETER0.515 INCHES MINIMUM AND 0.530 INCHES MAXIMUM