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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 NumberA-45/50 ES 100Also searched as: A45/50ES100 · A 45/50 ES 100
Brand
GUMMI
Subcategory
Couplings
Series
Tipo A
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Since 1945 · Martínez, Buenos Aires, Argentina

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Description

GUMMI A-45/50 ES 100 is a reference of coupling, 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 the quote 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 configuration with a 100 mm spacer 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 sells this GUMMI line in Buenos Aires, Argentina.

This coupling corresponds to model A-45/50 from the GUMMI Type A series, with a spacer configuration (ES) 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 space needed 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, check the shaft diameters, the motor power and rpm, and the type of load of the machine. The Type A series tolerates a certain degree of angular and radial misalignment, but the assembly must align the shafts precisely before tightening 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 an equivalent coupling, write to us on WhatsApp with 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 right variant within the GUMMI line. We can also quote the spacer separately if you already have the hubs.

MR Accesorios Industriales sells the GUMMI line in Buenos Aires, Argentina. To request a quote for this coupling or ask about other configurations of the Type A series, send the part number on WhatsApp and we will reply shortly.

Dimensions

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

Frequently Asked Questions

What does ES mean in 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?
Write to us on WhatsApp with the current part number and the flange-to-flange distance you need. With that data we check availability within the GUMMI line and offer you the variant that best suits your equipment.
Request a quote for A-45/50 ES 100 via WhatsApp
Request a quote on WhatsApp