NOTE #1: Large bearing pin is provided with an oil passage. 1.00" through 4.00" diameter joints are also fitted with a ball spring oil fitting to retain lubricant.
NOTE #2: Curtis standard double universal joints will operate through angles of 70. For applications requiring greater angles, special design can be employed, enabling the joint to operate at angles up to 90.
|Outside Diameter (A)||2.500± .020|
|Bore Diameter (B)||1.2500± .001|
|Total Length (C)||11.063± .050|
|End Fork Lengths (D)||3.500± .015|
|Centerline to Centerline Dimension (E)||4.063± .015|
|Hub Length (F)||2.094± .015|
|Centerline to End (F/2)||1.047± .010|
|Center Section Hub Length (G)||1.250± .015|
|Set Screw Size (H)||3/8-16 NCUnified Std Threads Class 3B|
|Keyway Size (I)||0.250 X 0.125Commercial Tolerance|
|Far Side of Bore to Bottom of Keyway (J)||1.363+ .010 - .000|
|Shaft to Shaft Distance (K)||6.875|
|Static Torque Rating||21000Inch Pounds|
Static torque to 10 rotational deflection in pounds.
Dimension "E" as shown above is the shortest length center section that Curtis manufactures. Longer than standard center sections can be made per customer needs. Contact Curtis with your requirements.