THE 6 GUIDELINES ARE:
Rotary Wheel Of Auto Parts
In situations where the shaft has splines or an integral gear on the end, you’ll want to take precautions. These gears and splines often have very sharp edges that are quite detrimental to the seal’s integrity. You may use an installation sleeve that will allow the seal to slide past these hazards undamaged.
No.
Figure 1: O.D. (outside diameter) wall material
Heat resistance

Rotary Wheel Of Auto Parts
It is crucial to understand that oil seals, like any other mechanical component, are subject to failure over time. The key to minimizing downtime and enhancing operational efficiency is recognizing the signs of oil seal failure and understanding its reasons. Here are some common failure modes:
The price of oil seals can vary based on several factors, including the type of seal, material quality, size, and market demand. High-quality oil seals designed for specific industrial or automotive applications may command a higher price due to their precision engineering, durability, and compatibility with various machinery and equipment. When considering the price of oil seals, it's important to prioritize quality and reliability to ensure optimal performance and longevity in the intended application.
Raise the front of the car on ramps, apply the handbrake and chock the rear wheels. Clean round the sump and the crankcase , clutch and gearbox. Drain the engine oil (See How to drain engine oil and remove filter ). Use an adequate jack to lift the engine.