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Graco 25C505 Kit, Pump Coupling

Keep your SaniForce drum pump operating smoothly with the Graco 25C505 Kit, Pump Coupling. This genuine service kit includes the essential coupling and wear components needed for dependable power transmission and long-lasting performance.

  • Genuine Graco pump coupling service kit.
  • Restores smooth motor-to-pump power transfer.
  • Includes coupling, bearings, seal, bushing, spacer, and O-rings.
  • Fits Graco 25C411, 25C412, 25C413, and 25C414 SaniForce drum pumps.
  • Helps reduce vibration, leakage, and premature wear.

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$350
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The Graco 25C505 Kit, Pump Coupling is a genuine replacement service kit designed to restore the coupling assembly used in compatible Graco SaniForce sanitary drum pumps. It contains the essential wear components required to maintain efficient power transmission between the motor and pump shaft while helping minimize vibration, leakage, and unexpected downtime.

Compatible Machines

  • Graco 25C411 SaniForce Drum Pump
  • Graco 25C412 SaniForce Drum Pump
  • Graco 25C413 SaniForce Drum Pump
  • Graco 25C414 SaniForce Drum Pump

Product Overview

The coupling assembly plays a critical role in transferring rotational power from the motor to the pump shaft. Over time, bearings, seals, bushings, and O-rings can wear due to continuous operation and regular cleaning cycles. Replacing these components with the Graco 25C505 Kit, Pump Coupling helps restore smooth pump operation and extends the service life of your equipment.

Kit Components

Component Description
Pump Coupling Main coupling that transfers power from the motor to the pump.
Bearings (2) Support smooth rotation while reducing friction during operation.
Bearing Spacer Maintains proper bearing alignment and spacing.
PTFE Seal Provides dependable sealing to help prevent leakage.
Buna-N O-Rings (2) Create secure sealing points throughout the coupling assembly.
PTFE Bushing Helps reduce wear while supporting stable shaft movement.

Features and Benefits

  • Genuine Graco replacement service kit.
  • Restores efficient motor-to-pump power transfer.
  • Helps reduce vibration and operating noise.
  • Includes essential wear components in one kit.
  • Supports reliable performance in sanitary pumping applications.
  • Designed for straightforward maintenance and servicing.

Typical Applications

Compatible SaniForce drum pumps equipped with this kit are commonly used for transferring sanitary fluids in industries where cleanliness and product integrity are essential, including food processing, dairy production, beverage manufacturing, cosmetics, personal care products, and pharmaceutical processing.

Signs the Kit Should Be Replaced

  • Noticeable vibration during pump operation.
  • Unusual bearing noise.
  • Visible wear or damage to the coupling assembly.
  • Fluid leakage around the seal area.
  • Reduced pumping efficiency or inconsistent performance.

Frequently Asked Questions

This kit services the pump coupling assembly that transfers power from the motor to the pump shaft, helping maintain smooth and reliable pump operation.

This kit fits Graco 25C411, 25C412, 25C413, and 25C414 SaniForce sanitary drum pumps.

Yes. The kit includes bearings, a PTFE seal, Buna-N O-rings, a bearing spacer, a PTFE bushing, and the pump coupling.

Replacement is recommended when the pump exhibits excessive vibration, noisy bearings, leaking seals, worn coupling components, or reduced pumping performance.

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