U Joint Size Chart

This chart provides the series, cap diameter, and lock-up dimension for various U joint sizes.
Series Cap Diameter (D) in Inches Lock-Up Dimension (L) in Inches
1310 1.062 3.219
1330 1.062 3.622
1350 1.188 3.622
1410 1.188 4.188
1480 1.375 4.188
1550 1.375 4.965
3R 1.125 2.556
7260 1.078 2.125
7290 1.125 2.625
SPL140 1.375 4.75

The U Joint Size Chart provided in the table above displays the various sizes of U joints along with their corresponding cap diameter (D) and lock-up dimension (L) in inches. This chart can be used as a reference guide for selecting the appropriate U joint size for different applications. The chart includes the measurements for U joint series such as 1310, 1330, 1350, 1410, 1480, 1550, 3R, 7260, 7290, and SPL140.


What is a U joint size chart used for?

A U joint size chart is used to determine the size and specifications of universal joints, which are commonly used in mechanical drivelines and automotive applications.

How can I use a U joint size chart to find the correct replacement joint?

To find the correct replacement joint using a U joint size chart, you need to measure the dimensions of your existing joint, such as the cross diameter, cap diameter, and overall length, and match them with the corresponding values in the chart.

Are U joint sizes standardized across different manufacturers?

While there are common U joint sizes, it is important to note that there can be variations in design and measurement standards among different manufacturers. Using a U joint size chart specific to the manufacturer you are dealing with is recommended for accurate sizing.

Can a U joint size chart be used for different applications?

Yes, a U joint size chart can be used across various applications that employ universal joints, ranging from industrial machinery to off-road vehicles. However, it's crucial to ensure that the chart you are using applies to your specific application.

Are there different types of U joint size charts available?

Yes, there are different types of U joint size charts based on the design and configuration of universal joints. Some charts may include additional information, such as torque ratings or recommended lubrication, depending on the manufacturer's specifications.

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