What are the viscosity requirements for hot tub jet pump motor lubricants?

The octane number is actually the simple average of two different octane rating methods—motor octane rating (MOR) and research octane rating (RON)—that differ ... Do you know the UN/NA. ID number? Search for the. ID number in the. Yellow ... oil, ethanol). • Protective housing separate from manway. • Bottom outlet ... May 6, 2003 ... The higher the number, the thicker the oil. Where you have two numbers, one followed by a W it means the oil has additives in it that make it ... What do the numbers mean on motor oil? · What is Multi-weight (or Multi-Grade) motor oil and what is the meaning of Viscosity Grade? · What is a 0W motor oil and ... What do they mean? The numbers represent the pitch size and the letter is a ... Oils for your car do not contain, for example, sufficient quantities of ... Jun 14, 2007 ... Neither number corresponds to an actual 'weight,' even though that is the term most people use when referring to motor oil. The viscosity (flow ... Higher viscosity means the oil is thicker and flows more slowly, while lower viscosity means the oil is thinner and flows more easily. Mar 5, 2025 ... The right oil for your car's engine is mentioned in your car's owner's manual and contains these numbers, which means that you should buy an oil ... Jan 2, 2011 ... The 'W' ratings are to tell how the oil will perform from a cold start (when the engine is colder). Basically, the higher the first number, the ... Nov 2, 2017 ... Oil weight is a term used to describe the viscosity of an oil, which means how well it flows at a specific temperature. The Society of ...