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Cutaway of a GUMMI Type A elastic coupling with spacer · GUMMI A-45/50 ES 100
Flexible coupling GUMMI A-45/50 with ES spacer 100

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Flexible coupling GUMMI A-45/50 with ES spacer 100

Manufacturer Part Number
A-45/50 ES 100
Brand
GUMMIOfficial distributor
Category
Power transmission
Subcategory
Couplings
Series
Tipo A

GUMMI

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Description

GUMMI A-45/50 ES 100 is a coupling reference, within Power transmission. Request a quote for A-45/50 ES 100 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The GUMMI A-45/50 ES 100 flexible coupling is a power transmission component that connects the motor shaft to the machine shaft and absorbs misalignment and vibration. Its 100 mm spacer configuration allows the drive equipment to be removed without moving the pump or the piping, ideal for back-pull-out pumps and equipment where maintenance space is critical. MR Accesorios Industriales supplies this GUMMI line in Buenos Aires, Argentina.

This coupling corresponds to model A-45/50 from the GUMMI Type A series, with a spacer (ES) configuration and a flange-to-flange distance of 100 mm. The spacer is an intermediate piece mounted between the two flexible hubs that, when removed, frees the necessary space to disconnect the shaft without axially displacing either piece of equipment. It is supplied as a complete assembly with the flexible elements and mounting flanges.

It is used in back-pull-out centrifugal pumps, where the impeller and pump casing are removed toward the rear without dismantling the installation. It also appears in compressors, fans, conveyor belts and machine tools that require frequent maintenance on the motor side. It is common in water treatment plants, the chemical and food industries, and pumping systems in general.

To select the coupling, verify the shaft diameters, the motor power and rpm, and the type of machine load. The Type A series tolerates a certain degree of angular and radial misalignment, but installation must align the shafts precisely before adjusting the flexible elements. The 100 mm spacer defines the distance between shaft ends; confirm that this space is compatible with the flange and the equipment.

If you need a nearby size or an equivalent coupling, message us on WhatsApp with the part number A-45/50 ES 100 or with the equipment data: shaft diameter, power, rpm and distance between ends. With that data we can offer you the appropriate variant within the GUMMI line or a compatible alternative. We can also quote the spacer separately if you already have the hubs.

MR Accesorios Industriales supplies the GUMMI line in Buenos Aires, Argentina, with more than 80 years of experience in power transmission. To request a quote for this coupling or ask about other configurations in the Type A series, send the part number by WhatsApp and we will respond promptly.

Dimensions

Model
A-45/50
Configuration
With spacer (ES)
Spacer
100mm

Frequently Asked Questions

What does ES mean in the part number A-45/50 ES 100?
ES indicates that the coupling includes a spacer. The number 100 corresponds to the flange-to-flange distance in millimeters. This configuration allows the equipment to be removed without moving the shafts, ideal for back-pull-out pumps.
Can I replace only the spacer?
Yes, the spacer can be supplied separately if the hubs and flexible elements are in good condition. To request a quote, send us the complete coupling part number or the spacer dimensions you need.
How do I request a different spacer size?
Message us on WhatsApp with the current part number and the flange-to-flange distance you need. With that data we verify availability within the GUMMI line and offer you the variant that best suits your equipment.
Request a quote on WhatsApp