AP™ Roller Bearings Service Limits

• AAR Approval Numbers 1 and 1A (No Field Lubrication)
• AAR Approval Numbers 1 and 1A (No Field Lubrication) with Optional HDL™ Seal
• Diesel Locomotives
• Diesel Locomotives With Optional HDL™ Seal
• Diesel Locomotives with Optional Polymer Cage
• Diesel Locomotives With Optional HDL Seal™ And Polymer Cage
• AAR Approval Numbers 1 and 1A (No Field Lubrication) with Optional Polymer Cage
• AAR Approval Numbers 1 and 1A (No Field Lubrication) with Optional HDL™ Seal and Polymer Cage

AP-2 Roller Bearings Service Limits

• AAR Approval Number 27 (No Field Lubrication)
• AAR Approval Number 27 (No Field Lubrication) with Optional Polymer Cage