RK-C305D Pump diaphragm for C305 and C322D pumps

Mytee pump diaphragm identified by manufacturer part number RK-C305D for C305 and C322D pumps. Confirm the pump nameplate, diaphragm diameter and profile, valve arrangement, and chemical compatibility before ordering.

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Fits2 equipment models – choose yours below

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CHECK BEFORE ORDERING

Confirm the exact equipment version

This part is listed for 2 equipment models. Choose the exact model below.
C305 pump
C322D pump
Check the revision, serial range, voltage, connector, and other listed limits before ordering.

Part numbers

1 numbers

Current MPNRK-C305D

Other numbersRK-C305D

Prior numbersNone listed

Equipment fit

2 models

Fits this model

Mytee C305 pump

Revision not recorded

Check this model →

Confirm the pump nameplate shows C305 and compare diaphragm diameter, profile, valve arrangement, and chemical compatibility.

Fits this model

Mytee C322D pump

Revision not recorded

Check this model →

Confirm the pump nameplate shows C322D and compare diaphragm diameter, profile, valve arrangement, and chemical compatibility.

Specifications

3 details

Part type: Pump diaphragm
Manufacturer applications: C305 and C322D pumps
Assembly scope: Pump head diaphragm

Documentation

1 references

Reference

Manufacturer documentation

Used to confirm the published part details.

Aug 16, 2026

Price and availability

Ready to buy

Available from The Detail Culture

Price and stock were checked at Oct 2, 2026, 12:17 AM. Check shipping, delivery, returns, and warranty on the seller’s site.

Item: Exact RK-C305D
Availability: in stock
Seller: The Detail Culture
Support: The Detail Culture handles the order

EXTERNAL SELLERThe Detail Culture

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