Pump Housing Kit with O-Ring

Compatible with Pentair

C19-37A

Pump Housing Kit with O-Ring

Also sold as

C19-37AO-240U9-228AWC36-22

Your number not here? Send it to us and we'll confirm the match.

OEM numbers listed for fitment identification only.

Specifications

Compatible brandPentair
CategoryPumps & Pump Parts
MaterialEPDM rubber
Lead time15–25 days after order confirmation
  • MOQ 50 pcs
  • Private label available
  • Ships from our factory

Request wholesale quote

or

One request covers the whole list — no need to send them one by one.

Tiered pricing available above 1,000 pcs · OEM packaging available

Product overview

This o-ring is a compatible replacement for the Pentair original, supplied as the Pump Housing Kit with O-Ring. In service it forms the static seal between two mating components under compression. This is a consumable in practice: rubber hardens, flattens and cracks with heat, chlorine and UV exposure, and a failed o-ring is the most common source of air leaks and drips. Ours is molded in EPDM rubber and dimensionally checked against an OEM sample before tooling is signed off.

This part is cross-referenced to 4 Pentair OEM numbers — C19-37A, WC36-22, O-240, U9-228A — so buyers working from a number stamped on a failed component can confirm the match before ordering. Sold factory-direct, MOQ 50 pcs, mixed cartons accepted, and OEM packaging available for distributor programs.

Fits these systems

Pentair circulation pumps — confirm fitment by OEM number

Not sure it fits? Send us a photo of your part and we'll confirm. Send a photo

Sourcing questions

What is your MOQ?

50 pcs per SKU for stocked items. Mixed cartons are welcome — you can combine SKUs to reach the order minimum.

Can I order samples before a bulk order?

Yes. We ship samples by express before bulk production so you can verify fitment on real equipment.

What are your lead times?

Typically 15–25 days after order confirmation, depending on quantity and whether custom packaging is involved.

Do you offer OEM and private-label packaging?

Yes — custom cartons and labels, your logo molded or printed on parts, and custom molds for volume programs.

Factory direct pricingBetter quality control and more competitive.
MOQ from 50 pcsFlexible MOQ to support your business growth.
OEM & private-label packagingYour brand. Your specs. We make it happen.
Worldwide shipping (air / sea, FOB or CIF)Reliable logistics to your port or door.
3D fitment modelsVerify threads and ports before you commit.

C19-37A

Pump Housing Kit with O-Ring

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