RULAND MANUFACTURING Disc Coupling: 1 1/4 in x 1 1/4 in Bore Dia, 3 1/8 in OD
The RULAND MANUFACTURING Disc Coupling (MPN DCDK50-20-20-A) is a double disc coupling for keyed shafts with a 1 1/4 in x 1 1/4 in bore diameter and a 3 1/8 in OD. It features a round with keyway bore type, an…
SKU 3G-OTH-152553
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Product Description
The RULAND MANUFACTURING Disc Coupling (MPN DCDK50-20-20-A) is a double disc coupling for keyed shafts with a 1 1/4 in x 1 1/4 in bore diameter and a 3 1/8 in OD. It features a round with keyway bore type, an aluminum hub and center spacer, and stainless steel disc packs. The coupling has 2 discs with a center spacer and is designed for same bore dimensions in inch units.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the RULAND MANUFACTURING DCDK50-20-20-A disc coupling used for?
The RULAND MANUFACTURING DCDK50-20-20-A double disc coupling is used to connect two keyed shafts in motion-control applications, compensating for misalignment while transmitting torque. It is commonly applied in packaging, printing, and robotics equipment where precision and zero-backlash performance are required.
What are the specifications of the RULAND MANUFACTURING DCDK50-20-20-A disc coupling?
The RULAND MANUFACTURING DCDK50-20-20-A disc coupling has a 1 1/4 in x 1 1/4 in bore diameter, 3 1/8 in OD, round with keyway bore type, aluminum hub and center spacer, and stainless steel disc packs. It features 2 discs with a center spacer and is designed for same bore dimensions in inch units.
Where to buy the RULAND MANUFACTURING DCDK50-20-20-A disc coupling worldwide?
You can source the RULAND MANUFACTURING DCDK50-20-20-A disc coupling through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the coupling reaches your facility reliably.
How to select the correct RULAND MANUFACTURING disc coupling for keyed shafts?
To select the correct RULAND MANUFACTURING disc coupling, match the bore diameter and keyway type to your shaft dimensions. For the DCDK50-20-20-A, ensure both shafts are 1 1/4 in with a round keyway. Consider torque, misalignment, and speed requirements; the stainless steel disc packs provide high torsional stiffness.
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Common applications for RULAND MANUFACTURINGRULAND MANUFACTURING Products
3G Electric supplies RULAND MANUFACTURING double disc couplings for keyed shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















