Apply directly to seals and O-rings to extend service life by preventing drying and cracking.

NLGI viscosity grade is a rating of a grease's consistency. NLGI 1 is about the consistency of tomato paste.

Mineral-oil-based grease, derived from petroleum, is more economical than synthetic-oil-based grease. Grease with lithium thickener offers good heat and moisture resistance. Grease with zinc neutralizes acid and is a good replacement for leaded grease.

Grease lubricates most efficiently within the listed temperature range. Melting temperature is the point at which grease will fail and run out of equipment, leaving it to run dry.