National Stock Number: 2530-01-389-7353
  Federal Supply Class: 2530
  National Item Identification Number: 013897353
  Description: SPIDER,BRAKE
  Detail: A METALLIC CAST CIRCULAR DEVICE, DESIGNED TO TRANSFER TORQUE LOAD DIRECTLY INTO THE HOUSING, RELIABILITY OF THE BRAKE AND PERMITTING UNRESTRICTED AIR CIRCULATION FOR MAXIMUM COOLING. IT ALSO REDUCES BRAKE FADE AND EXTENDS LINING LIFE FOR HEAVY DUTY AIR BRAKE SYSTEM. EXCLUDES PLATE, BACKING, BRAKE.
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