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 single universal joints will operate through angles of 35. For applications requiring greater angles, special design can be employed, enabling the joint to operate at angles up to 45.
| Catalog Number | SS647BKW1SS |
| Outside Diameter (A) | 1.125± .020 |
| Bore Diameter (B) | 0.5625± .001 |
| Total Length (C) | 3.500± .020 |
| Centerline to End (C/2) | 1.750± .010 |
| Hub Length (D) | 1.219± .015 |
| Set Screw Hole Location (D/2) | 0.609± .015 |
| Set Screw Size (E) | 1/4-20 NCUnified Std Threads Class 3B |
| Keyway Size (F) | 0.125 X 0.063Commercial Tolerance |
| Far Side to Bottom of Keyway (G) | 0.618+ .010 - .000 |
| Shaft to Shaft Distance (H) | 1.000 |
| Static Torque Rating | 2200Inch Pounds |
| Approximate Weight | 0.69Pounds |
Static torque to 10 rotational deflection in pounds. | |