Standard Efficiency Engine Air Filter - Primary It pays to choose genuine Cat Filters to protect the iron that generates your income. Contamination is your engine’s number one enemy, which is why it’s critical to protect your Cat equipment with genuine Cat Filter Elements. Cat Standard Efficiency Primary Engine Air Filters are your best value for normal duty applications, delivering increased engine protection and preventing equipment downtime. Offering a long service life and exceptional filtration, Cat Air Filters are also environmentally friendly and cost effective. Designed to the exact specifications of your Cat equipment, genuine Cat Filters are a crucial factor in your machine’s ability to use air efficiently. A clean filter element protects internal mechanisms from being damaged by dirt. Consistently choosing Cat Air Filters is the best choice to ensure long life and optimum performance of your Cat machinery. Attributes: Quick serviceability Improved contamination control holds particulates during filter change SPECIFICATIONS Efficiency Rating: Standard Efficiency Primary vs Secondary: Primary Seal Type: Radial Seal COMPATIBLE MODELS Motor Grader 120H NA 135H 120H 130G 12G 12H NA 120G 12H 120H ES 135H NA Wheel-Type Loader 918F 924F 928G 928F Engine - Generator Set 3304B 3116 G3306 3114 3304 Engine - Truck 3116 Track-Type Skidder 517 D4HTSK III Paving Compactor CS-531C CS-573C CP-533C CB-634D CP-563C CS-533C CS-583C CS-563C CB-634C CB-634 Wheel-Type Skidder 515 525 Asphalt Paver AP-1055B BG-2455C AP-1050 AP-900B BG-245C AP-1050B BG-240C AP-1000 AP-1000B BG-260C Pipelayer 561M Integrated Toolcarrier IT28F IT24F IT28G IT18F Track-Type Loader 953B 953C Engine - Industrial 3114 3304 3116 G3306 G3306B Track-Type Tractor D4H III D5M D4E SR D4H XL D6R D4H