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		                        | National Stock Number:
 2530-00-678-3075
 
 Federal Supply Class:
 2530
 
 National Item Identification Number:
 006783075
 
 Description:
 BRAKE DRUM
 
 Detail:
 A CIRCULAR SHAPED METAL ITEM DESIGNED TO BE CONNECTED TO A MACHINE OR VEHICLE SHAFT OR WHEEL AND USED TO RETARD, STOP OR PREVENT MOTION BY THE APPLICATION OF PRESSURE EXERTED BY BRAKE(S) OR BAND(S).
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 Manufacturer Information:
 
 | 2530006783075 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |  | 43987 | 22852 | SPALLA INC |  | 7025887 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | 43987 | 33116 | KELSEY-HAYES CO WHEEL DRUM AND BRAKE DIV | 
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 Techincal Specification:
 
 | ADJUSTMENT HOLE | NOT INCLUDED |  | ALIGNMENT HOLE QUANTITY | 5 |  | BALANCING PAD | INCLUDED |  | BRAKING SURFACE DIAMETER | 9.120 INCHES MINIMUM AND 9.130 INCHES MAXIMUM |  | BRAKING SURFACE LOCATION | INTERNAL |  | BRAKING SURFACE WIDTH | 2.150 INCHES MINIMUM AND 2.180 INCHES MAXIMUM |  | CENTER HOLE DIAMETER | 3.929 INCHES MINIMUM AND 3.933 INCHES MAXIMUM |  | COOLING FIN | NOT INCLUDED |  | COUNTERSUNK HOLE ANGLE IN DEG | 40.0 |  | FSC APPLICATION DATA | TRUCK WHEELS |  | HOLE SIZE | 0.400 IN. DIA |  | HOLE SPACING | EQUALLY SPACED BETWEEN MTG HOLES ON 5.500 IN. BOLT CIRCLE |  | INSPECTION HOLE | NOT INCLUDED |  | MATERIAL | IRON OVERALL |  | MOUNTING HOLE QUANTITY | 5 |  | MOUNTING HOLE DIAMETER | 0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |  | MOUNTING HOLE SPACING | EQUALLY SPACED ON 5.500 IN. BOLT CIRCLE |  | OIL DRAIN HOLE | NOT INCLUDED |  | OVERALL OUTSIDE DIAMETER | 10.750 INCHES NOMINAL |  | OVERALL WIDTH | 2.680 INCHES NOMINAL |  | SPECIAL FEATURES | ABQS MIN MAX RESPECTIVELY | 
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