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WHAT IS TORQUE? Torque is the measurement of twisting force that is applied to a lug nut to create bolt tension. QUALITY AND INNOVATION SINCE 1908 WHEEL TORQUE PRODUCTS // WHEEL SERVICE PRODUCTS 89  Torque Sockets, Torque Limiting Socket Set WHEEL SERVICE PRODUCTS WHAT IS CLAMPING FORCE? Clamping force is the result of bolt tension and it is the physical property that holds the wheels on the vehicle. DOES THE CORRECT TORQUE GUARANTEE THE CORRECT CLAMPING FORCE? No. Clamping force cannot be measured in the field, so technicians must use the correct torque to approximate the amount of clamping force. TORQUE MULTIPLIERS Since there are a number of factors that determine how much clamping force is generated per foot pound of torque, technicians should always follow the RIST procedure developed by the Tire Industry Association (TIA). R I S T TORQUE SPECIFICATIONS Hub-Pilot Wheel: 450-500 ft/lbs. oiled | Stud-Pilot Wheel: 450-500 ft/lbs. dry | Demountable Rim: 200-260 ft/lbs. dry TIA is the industry leader in commercial truck tire and wheel service education. Since Occupational Safety and Health Administration (OSHA) Regulation 29 CFR 1910.177 requires training for all employees that service truck tires, fleets must make sure that every technician who installs, removes or handles truck tires in any way has compliant training. TIA developed the Fleet Tire Service OSHA Compliance Program so the trucking industry could provide in-house technician training that exceeds the minimum requirements established by 29 CFR 1910.177. For more information on TIA training or the RIST procedure, visit TIA’s website: http://www.tireindustry.org/training.asp or call 800-876-8376, ext. 106. 495-96353 495-96355 495-96361 495-96395 96353 96355 96361 96395 25-250 In.-lbs. (1 In.-lbs.) 100-600 In.-lbs. (5 In.-lbs.) 20-200 In.-lbs. ( 1 In.-lbs.) 10-80 In.-lbs. (In.-lbs. ) 1/2" Ratchet 3/4" Ratchet 1/4" Ratchet 3/8" Flexhead 20.0 inches 38.5 inches 12.4 inches 17.6 inches 0.5 1.5 2.2 WARNING: For more information go to www.P65Warnings.ca.gov. SUPPLY CORPORATION 2 stands for snug the lug nuts in a star pattern stands for remove debris from mating surfaces stands for inspect all of the components stands for torque the fasteners to specification ASCOT SUPPLY CORPORATION BUYER'S GUIDE ® WHEEL SERVICE PRODUCTS // WHEEL TORQUE PRODUCTS WHEEL SERVICE PRODUCTS Call for availability on complete TIA torque procedures

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