RULAND MANUFACTURING Bellows Coupling: 30 mm Bore Dia 1, 20 mm Bore Dia 2
This RULAND MANUFACTURING MBCK57-30-20-A is a clamp-on bellows shaft coupling for keyed shafts, featuring a 30 mm bore diameter 1 and a 20 mm bore diameter 2 with a 6 mm x 8 mm keyway size 1. It is constructed from…
SKU 3G-OTH-134927
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Product Description
This RULAND MANUFACTURING MBCK57-30-20-A is a clamp-on bellows shaft coupling for keyed shafts, featuring a 30 mm bore diameter 1 and a 20 mm bore diameter 2 with a 6 mm x 8 mm keyway size 1. It is constructed from stainless steel, has same bore dimensions, and uses metric sizing.
Frequently Asked Questions
What is the RULAND MANUFACTURING MBCK57-30-20-A bellows coupling used for?
This clamp-on bellows shaft coupling is used to connect keyed shafts in motion-control applications, compensating for misalignment while transmitting torque. It is common in precision automation, packaging, and machine-tool equipment where zero backlash and high torsional stiffness are required.
What are the specifications of the RULAND MANUFACTURING MBCK57-30-20-A?
The MBCK57-30-20-A has a 30 mm bore diameter 1 and a 20 mm bore diameter 2 with a 6 mm x 8 mm keyway size 1. It is made of stainless steel, uses metric sizing, and has same bore dimensions. The manufacturer part number is MBCK57-30-20-A.
Where to buy the RULAND MANUFACTURING MBCK57-30-20-A worldwide?
3G Electric supplies the RULAND MANUFACTURING MBCK57-30-20-A bellows coupling worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct RULAND MANUFACTURING bellows coupling for keyed shafts?
Select a coupling by matching bore diameters to your shaft sizes and ensuring the keyway dimensions align with your shaft keys. For the MBCK57-30-20-A, verify a 30 mm shaft on one side and a 20 mm shaft on the other, both with keyways. RULAND MANUFACTURING offers stainless steel construction for corrosion resistance.
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3G Electric supplies RULAND MANUFACTURING clamp-on bellows shaft couplings for keyed shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















