Check the listing for details. Bendix 5010806 BA-921 Air Brake Compressor Cat Caterpillar (20R-0176). Condition: Remanufactured. Listed at 799.00 USD. Bendix Air Brake Compressor Part Number: 5010806X BA-921 2 Bolt Mount Cat Caterpillar K048934, 20R-0176 Product DescriptionCompressorFeatures & BenefitsProvides and maintains air under pressure in order to operate devices in the air brake and/or auxiliary air systemsA single-cylinder reciprocating compressor consists of an integral air-cooled crankcase assembly and a water-cooled cylinder head assemblyComes with a safety valve to protect the compressor head when a discharge line is blockedCan be used with air induction systems that are pressurized (turbocharged) and naturally aspirated (atmospheric air)Engineered to meet the highest quality standards for maximum reliabilityDesigned to deliver consistent quality and performance even under extreme operating conditionsAll Bendix air brake compressors are 100% end-of-line tested to ensure quality and reliabilityCourtesy of Bendix – All rights reservedBendix BA-921® Series Air Brake CompressorEngineered to offer better performance and efficiency, the Bendix BA-921® Series air brake compressor is all you need to restore the like-new condition of your truck's air brake system. It is a part of Bendix's comprehensive lineup of new and reman compressors designed to help fleets and vehicle owners extend their vehicle's service life and reduce their total cost of vehicle ownership.Product AttributesAir Inlet LocationTopBore Diameter3.62 in.Cooling TypeAir/WaterCylinder Quantity1Discharge Port DiameterM22 x 1.5Inlet Port DiameterM27 x 2Mounting TypeSide MountNew Or RemanufacturedRemanufacturedNotesClutch not suppliedOil Port Diameter7/16 in. - 16 UNFOperationEngine DrivenRated Displacement15.8 CFM @ 1250 RPMSafety Valve Port DiameterM16 x 1.5SeriesBA-921®Stroke Length2.13 in.Unloader Port Diameter1/8 in. - 27 NPTWater Port DiameterM18 x 1.5