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		                        | National Stock Number:
 2530-00-752-1490
 
 Federal Supply Class:
 2530
 
 National Item Identification Number:
 007521490
 
 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:
 
 | 2530007521490 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |  | 3819E213 | 22852 | SPALLA INC |  | 7521490 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | 392M4 | 56442 | DIAMOND REO TRUCK CO |  | 913683 | 58275 | SASCO INC CANADIAN DIV |  | 3819E213 | 78500 | MERITOR HEAVY VEHICLE SYSTEMS, LLC | 
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 Techincal Specification:
 
 | BALANCING PAD | NOT INCLUDED |  | BRAKING SURFACE DIAMETER | 13.370 INCHES MINIMUM AND 13.395 INCHES MAXIMUM |  | BRAKING SURFACE LOCATION | INTERNAL |  | BRAKING SURFACE WIDTH | 3.063 INCHES NOMINAL |  | CENTER HOLE DIAMETER | 3.750 INCHES NOMINAL |  | COOLING FIN | NOT INCLUDED |  | FSC APPLICATION DATA | BRAKE DRUM,VEHICULAR |  | INSPECTION HOLE | NOT INCLUDED |  | MATERIAL | STEEL OVERALL |  | MOUNTING HOLE QUANTITY | 4 |  | MOUNTING HOLE DIAMETER | 0.506 INCHES MINIMUM AND 0.513 INCHES MAXIMUM |  | MOUNTING HOLE SPACING | SPACED ON 2.375 IN. BOLT CIRCLE AT INTERVALS OF 80 DEG AND 100 DEG |  | OIL DRAIN HOLE | NOT INCLUDED |  | OVERALL OUTSIDE DIAMETER | 13.985 INCHES MINIMUM AND 13.995 INCHES MAXIMUM |  | OVERALL WIDTH | 3.719 INCHES NOMINAL | 
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