RULAND MANUFACTURING Motion Control Coupling: 5/8 in Bore Dia 1, 3/8 in Bore Dia 2, Aluminum
The RULAND MANUFACTURING BC21-10-6-A is a clamp-on bellows shaft coupling for round shafts, featuring a 5/8 in bore diameter on one side and a 3/8 in bore diameter on the other. It is constructed with a stainless…
SKU 3G-OTH-135632
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Product Description
The RULAND MANUFACTURING BC21-10-6-A is a clamp-on bellows shaft coupling for round shafts, featuring a 5/8 in bore diameter on one side and a 3/8 in bore diameter on the other. It is constructed with a stainless steel bellows and an aluminum hub, designed for inch-sized shafts. This motion control coupling accommodates different bore dimensions and includes a clamp-on attachment.
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 BC21-10-6-A motion control coupling used for?
The RULAND MANUFACTURING BC21-10-6-A is a clamp-on bellows shaft coupling used to connect two round shafts of different diameters—5/8 in and 3/8 in—in motion control applications. It compensates for misalignment while transmitting torque smoothly, making it suitable for precision positioning systems, encoders, and servo drives.
What are the specifications of the RULAND MANUFACTURING BC21-10-6-A coupling?
The BC21-10-6-A has a 5/8 in bore diameter on one side and a 3/8 in bore diameter on the other. It features a stainless steel bellows and an aluminum hub, with inch-sized bores and a clamp-on attachment. The coupling accommodates different bore dimensions and is manufactured by RULAND MANUFACTURING.
Where to buy the RULAND MANUFACTURING BC21-10-6-A coupling worldwide?
3G Electric supplies the RULAND MANUFACTURING BC21-10-6-A motion control coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this coupling for your precision motion control needs.
How to install a clamp-on bellows shaft coupling like the BC21-10-6-A?
To install the RULAND MANUFACTURING BC21-10-6-A, ensure both shaft ends are clean and free of debris. Loosen the clamp screws, slide the coupling onto the shafts, align the bores, then tighten the screws evenly to the manufacturer’s recommended torque. Avoid over-tightening to prevent damage to the bellows.
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3G Electric supplies RULAND MANUFACTURING clamp-on bellows shaft couplings for round shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















