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INTERNATIONAL SYMBOLS DESCRIPTION DaimlerChrysler Corporation uses international symbols to identify engine compartment lubricant PARTS & LUBRICANT STANDARD PROCEDURE—CLASSIFICATION OF Only lubricants bearing designations defined by the following organization should be used to service a • Society of Automotive Engineers (SAE) • American Petroleum Institute (API) (Fig. 2) • National Lubricating Grease Institute (NLGI) (Fig. 3) ENGINE OIL SAE VISCOSITY RATING INDICATES ENGINE OIL VISCOSITY An SAE viscosity grade is used to specify the vis- cosity of engine oil. SAE 30 specifies a single viscos- engine oil. Engine oils also have multiple viscosities. These are specified with a dual SAE vis- • SAE 30 = single grade engine oil. • SAE 10W-30 = multiple grade engine oil. Corporation only recommends multiple grade engine oils. API QUALITY CLASSIFICATION This symbol (Fig. 2) on the Refer to Group 9, Engine for gasoline engine oil specification. GEAR LUBRICANTS SAE ratings also apply to multiple grade gear lubricants. In addition, API classification defines the LUBRICANTS AND GREASES Lubricating grease is rated for quality and usage by the NLGI. All approved products have the NLGI SPECIALIZED LUBRICANTS AND OILS Some maintenance or repair procedures may require the use of specialized lubricants or oils. Con- Fig. 1 International Symbols Fig. 2 API Symbol Fig. 3 NLGI Symbol 1 - WHEEL BEARINGS 0 - 2 LUBRICATION & MAINTENANCE AN |