Smarter Bearing Selection Is Here

The Timken® Syber® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

Learn More
Analyze Bearing Performance in an Application with Timken® Syber® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

Learn More
Batch CAD Cart (0)
  • Cart is empty
Double Joint Arrangement
  • Designed with two Lovejoy D Type universal joints and a center connecting shaft
  • DD and DDX Type universal joints are tailored to your specific application requirements
  • This configuration compensates for both parallel misalignment and shaft separation
  • Round, hex, splined, or keyway bores are supplied per your requirements
  • Boot retaining grooves are standard. (Boots are available for purchase separately.)
  • Lubrication is required for optimal wear – boots and lubricant extend universal joint life
1 - 14 of 14 | Results Per Page | View | Unit of Measure
1 
Clear Filter

Bore Size  (in)

Keyway Size

Part Number

Description 

Bore A & B

Material

Set Screw Size

Keyway A & B (W x D)

Outside Diameter

Overall Length

Bore Depth

Static Breaking Torque

Main Pin Height (Dimension E)

CAD

N/A DD1B-UJ-3/16X3/16-NKW NSS BE N/A 3/16 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.380 in N/A 3.50 in N/A 0.560 in N/A 110.00 in-lb N/A 0.880 in N/A CAD
N/A DD2B-UJ-1/4X1/4-NKW NSS BE N/A 1/4 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.500 in N/A 4.00 in N/A 0.620 in N/A 378.00 in-lb N/A 1.000 in N/A CAD
N/A DD3B-UJ-5/16X5/16-NKW NSS BE N/A 5/16 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.620 in N/A 4.500 in N/A 0.680 in N/A 540.00 in-lb N/A 1.120 in N/A CAD
N/A DD4B-UJ-3/8X3/8-NKW NSS BE N/A 3/8 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.750 in N/A 5.380 in N/A 0.880 in N/A 768.00 in-lb N/A 1.34 in N/A CAD
N/A DD5B-UJ-7/16X7/16-NKW NSS BE N/A 7/16 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.880 in N/A 6.000 in N/A 0.880 in N/A 1176.00 in-lb N/A 1.500 in N/A CAD
N/A DD5B-UJ-3/8X1/2-NKW NSS BE N/A 3/8 & 1/2 in N/A Steel N/A No Setscrew N/A No Keyway N/A 0.880 in N/A 6.000 in N/A 1.000 in N/A 1176.00 in-lb N/A 1.500 in N/A CAD
N/A DD6B-UJ-1/2X1/2-NKW NSS BE N/A 1/2 in N/A Steel N/A No Setscrew N/A No Keyway N/A 1.000 in N/A 6.750 in N/A 1.000 in N/A 1560.00 in-lb N/A 1.680 in N/A CAD
N/A DD7B-UJ-9/16X9/16-NKW NSS BE N/A 9/16 in N/A Steel N/A No Setscrew N/A No Keyway N/A 1.120 in N/A 7 in N/A 1.000 in N/A 2880.00 in-lb N/A 1.750 in N/A CAD
N/A DD8B-UJ-5/8X5/8-NKW NSS BE N/A 5/8 in N/A Steel N/A No Setscrew N/A No Keyway N/A 1.250 in N/A 7.500 in N/A 1.060 in N/A 5220.00 in-lb N/A 1.880 in N/A CAD
N/A DD10B-UJ-3/4X3/4-NKW NSS BE N/A 3/4 in N/A Steel N/A No Setscrew N/A No Keyway N/A 1.500 in N/A 8.500 in N/A 1.180 in N/A 7920.00 in-lb N/A 2.12 in N/A CAD
N/A DD11B-UJ-7/8X7/8-NKW NSS BE N/A 7/8 in N/A Steel N/A No Setscrew N/A No Keyway N/A 1.75 in N/A 10.000 in N/A 1.380 in N/A 10680.00 in-lb N/A 2.5 in N/A CAD
N/A DD12B-UJ-1"X1"-NKW NSS BE N/A 1 in N/A Steel N/A No Setscrew N/A No Keyway N/A 2.000 in N/A 10.880 in N/A 1.500 in N/A 15600.00 in-lb N/A 2.72 in N/A CAD
N/A DD13B-UJ-1-1/4X1-1/4-NKW NSS BE N/A 1-1/4 in N/A Steel N/A No Setscrew N/A No Keyway N/A 2.500 in N/A 14.000 in N/A 2.000 in N/A 33120.00 in-lb N/A 3.5 in N/A CAD
N/A DD14B-UJ-1-1/2X1-1/2-NKW NSS BE N/A 1-1/2 in N/A Steel N/A No Setscrew N/A No Keyway N/A 3.000 in N/A 18.120 in N/A 2.750 in N/A 65400.00 in-lb N/A 4.53 in N/A
1 - 14 of 14 | Results Per Page | View | Unit of Measure
1